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Finding the Fourth Proportional to 49,275.51, 73,643.21 and 35,976.51

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Solution

The fourth proportional to 49,275.51, 73,643.21 and 35,976.51 is: 53,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,275.51 : 73,643.21 = 35,976.51 : x
  2. Step 2: Convert to fraction form
    49,275.51/73,643.21 = 35,976.51/x
  3. Step 3: Cross multiply
    49,275.51x = 73,643.21 × 35,976.51
  4. Step 4: Simplify right side
    49,275.51x = 2,649,425,681.00
  5. Step 5: Solve for x
    x = 2,649,425,681.00/49,275.51
  6. Step 6: Final answer
    x = 53,767.60

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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.