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Finding the Fourth Proportional to 49,272.74, 73,639.09 and 35,973.74

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Solution

The fourth proportional to 49,272.74, 73,639.09 and 35,973.74 is: 53,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.74 : 73,639.09 = 35,973.74 : x
  2. Step 2: Convert to fraction form
    49,272.74/73,639.09 = 35,973.74/x
  3. Step 3: Cross multiply
    49,272.74x = 73,639.09 × 35,973.74
  4. Step 4: Simplify right side
    49,272.74x = 2,649,073,019.37
  5. Step 5: Solve for x
    x = 2,649,073,019.37/49,272.74
  6. Step 6: Final answer
    x = 53,763.47

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.