Home / 82,092.15-123,122.84-34,691.76

Finding the Fourth Proportional to 82,092.15, 123,122.84 and 34,691.76

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Solution

The fourth proportional to 82,092.15, 123,122.84 and 34,691.76 is: 52,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,092.15 : 123,122.84 = 34,691.76 : x
  2. Step 2: Convert to fraction form
    82,092.15/123,122.84 = 34,691.76/x
  3. Step 3: Cross multiply
    82,092.15x = 123,122.84 × 34,691.76
  4. Step 4: Simplify right side
    82,092.15x = 4,271,347,842.34
  5. Step 5: Solve for x
    x = 4,271,347,842.34/82,092.15
  6. Step 6: Final answer
    x = 52,031.14

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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.