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Finding the Fourth Proportional to 114,624.54, 171,713.15 and 75,061.71

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Solution

The fourth proportional to 114,624.54, 171,713.15 and 75,061.71 is: 112,446.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624.54 : 171,713.15 = 75,061.71 : x
  2. Step 2: Convert to fraction form
    114,624.54/171,713.15 = 75,061.71/x
  3. Step 3: Cross multiply
    114,624.54x = 171,713.15 × 75,061.71
  4. Step 4: Simplify right side
    114,624.54x = 12,889,082,293.18
  5. Step 5: Solve for x
    x = 12,889,082,293.18/114,624.54
  6. Step 6: Final answer
    x = 112,446.10

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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.