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Finding the Fourth Proportional to 82,049.74, 123,095.40 and 22,885.40

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Solution

The fourth proportional to 82,049.74, 123,095.40 and 22,885.40 is: 34,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,049.74 : 123,095.40 = 22,885.40 : x
  2. Step 2: Convert to fraction form
    82,049.74/123,095.40 = 22,885.40/x
  3. Step 3: Cross multiply
    82,049.74x = 123,095.40 × 22,885.40
  4. Step 4: Simplify right side
    82,049.74x = 2,817,087,689.08
  5. Step 5: Solve for x
    x = 2,817,087,689.08/82,049.74
  6. Step 6: Final answer
    x = 34,333.90

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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.