Home / 97,339.12-134,331.20-56,500.10

Finding the Fourth Proportional to 97,339.12, 134,331.20 and 56,500.10

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Solution

The fourth proportional to 97,339.12, 134,331.20 and 56,500.10 is: 77,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,339.12 : 134,331.20 = 56,500.10 : x
  2. Step 2: Convert to fraction form
    97,339.12/134,331.20 = 56,500.10/x
  3. Step 3: Cross multiply
    97,339.12x = 134,331.20 × 56,500.10
  4. Step 4: Simplify right side
    97,339.12x = 7,589,726,233.12
  5. Step 5: Solve for x
    x = 7,589,726,233.12/97,339.12
  6. Step 6: Final answer
    x = 77,972.00

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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.