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Finding the Fourth Proportional to 60,657.97, 83,708.54 and 33,432.55

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Solution

The fourth proportional to 60,657.97, 83,708.54 and 33,432.55 is: 46,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657.97 : 83,708.54 = 33,432.55 : x
  2. Step 2: Convert to fraction form
    60,657.97/83,708.54 = 33,432.55/x
  3. Step 3: Cross multiply
    60,657.97x = 83,708.54 × 33,432.55
  4. Step 4: Simplify right side
    60,657.97x = 2,798,589,363.27
  5. Step 5: Solve for x
    x = 2,798,589,363.27/60,657.97
  6. Step 6: Final answer
    x = 46,137.21

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1.5x scale

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.