Home / 83,045.14-124,253.31-50,909.92

Finding the Fourth Proportional to 83,045.14, 124,253.31 and 50,909.92

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Solution

The fourth proportional to 83,045.14, 124,253.31 and 50,909.92 is: 76,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,045.14 : 124,253.31 = 50,909.92 : x
  2. Step 2: Convert to fraction form
    83,045.14/124,253.31 = 50,909.92/x
  3. Step 3: Cross multiply
    83,045.14x = 124,253.31 × 50,909.92
  4. Step 4: Simplify right side
    83,045.14x = 6,325,726,071.84
  5. Step 5: Solve for x
    x = 6,325,726,071.84/83,045.14
  6. Step 6: Final answer
    x = 76,172.14

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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.