Home / 121,432.17-182,264.90-59,146.41

Finding the Fourth Proportional to 121,432.17, 182,264.90 and 59,146.41

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Solution

The fourth proportional to 121,432.17, 182,264.90 and 59,146.41 is: 88,776.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,432.17 : 182,264.90 = 59,146.41 : x
  2. Step 2: Convert to fraction form
    121,432.17/182,264.90 = 59,146.41/x
  3. Step 3: Cross multiply
    121,432.17x = 182,264.90 × 59,146.41
  4. Step 4: Simplify right side
    121,432.17x = 10,780,314,208.28
  5. Step 5: Solve for x
    x = 10,780,314,208.28/121,432.17
  6. Step 6: Final answer
    x = 88,776.43

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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.