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Finding the Fourth Proportional to 124,855.46, 186,951.03 and 97,565.81

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Solution

The fourth proportional to 124,855.46, 186,951.03 and 97,565.81 is: 146,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,855.46 : 186,951.03 = 97,565.81 : x
  2. Step 2: Convert to fraction form
    124,855.46/186,951.03 = 97,565.81/x
  3. Step 3: Cross multiply
    124,855.46x = 186,951.03 × 97,565.81
  4. Step 4: Simplify right side
    124,855.46x = 18,240,027,737.53
  5. Step 5: Solve for x
    x = 18,240,027,737.53/124,855.46
  6. Step 6: Final answer
    x = 146,089.15

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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.