Home / 82,337.04-123,508.08-57,011.76

Finding the Fourth Proportional to 82,337.04, 123,508.08 and 57,011.76

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Solution

The fourth proportional to 82,337.04, 123,508.08 and 57,011.76 is: 85,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,337.04 : 123,508.08 = 57,011.76 : x
  2. Step 2: Convert to fraction form
    82,337.04/123,508.08 = 57,011.76/x
  3. Step 3: Cross multiply
    82,337.04x = 123,508.08 × 57,011.76
  4. Step 4: Simplify right side
    82,337.04x = 7,041,413,015.02
  5. Step 5: Solve for x
    x = 7,041,413,015.02/82,337.04
  6. Step 6: Final answer
    x = 85,519.38

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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.