Home / 67,729.32-93,415.14-59,331.24

Finding the Fourth Proportional to 67,729.32, 93,415.14 and 59,331.24

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Solution

The fourth proportional to 67,729.32, 93,415.14 and 59,331.24 is: 81,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.32 : 93,415.14 = 59,331.24 : x
  2. Step 2: Convert to fraction form
    67,729.32/93,415.14 = 59,331.24/x
  3. Step 3: Cross multiply
    67,729.32x = 93,415.14 × 59,331.24
  4. Step 4: Simplify right side
    67,729.32x = 5,542,436,090.97
  5. Step 5: Solve for x
    x = 5,542,436,090.97/67,729.32
  6. Step 6: Final answer
    x = 81,832.15

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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.