Home / 82,016.20-123,024.30-62,187.40

Finding the Fourth Proportional to 82,016.20, 123,024.30 and 62,187.40

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Solution

The fourth proportional to 82,016.20, 123,024.30 and 62,187.40 is: 93,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,016.20 : 123,024.30 = 62,187.40 : x
  2. Step 2: Convert to fraction form
    82,016.20/123,024.30 = 62,187.40/x
  3. Step 3: Cross multiply
    82,016.20x = 123,024.30 × 62,187.40
  4. Step 4: Simplify right side
    82,016.20x = 7,650,561,353.82
  5. Step 5: Solve for x
    x = 7,650,561,353.82/82,016.20
  6. Step 6: Final answer
    x = 93,281.10

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1.5x scale

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.