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Finding the Fourth Proportional to 49,207.40, 73,811.10 and 34,117.10

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Solution

The fourth proportional to 49,207.40, 73,811.10 and 34,117.10 is: 51,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207.40 : 73,811.10 = 34,117.10 : x
  2. Step 2: Convert to fraction form
    49,207.40/73,811.10 = 34,117.10/x
  3. Step 3: Cross multiply
    49,207.40x = 73,811.10 × 34,117.10
  4. Step 4: Simplify right side
    49,207.40x = 2,518,220,679.81
  5. Step 5: Solve for x
    x = 2,518,220,679.81/49,207.40
  6. Step 6: Final answer
    x = 51,175.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.