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Finding the Fourth Proportional to 63,569.92, 87,726.56 and 35,275.60

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Solution

The fourth proportional to 63,569.92, 87,726.56 and 35,275.60 is: 48,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,569.92 : 87,726.56 = 35,275.60 : x
  2. Step 2: Convert to fraction form
    63,569.92/87,726.56 = 35,275.60/x
  3. Step 3: Cross multiply
    63,569.92x = 87,726.56 × 35,275.60
  4. Step 4: Simplify right side
    63,569.92x = 3,094,607,039.94
  5. Step 5: Solve for x
    x = 3,094,607,039.94/63,569.92
  6. Step 6: Final answer
    x = 48,680.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.