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Finding the Fourth Proportional to 114,086.52, 171,150.23 and 39,187.24

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Solution

The fourth proportional to 114,086.52, 171,150.23 and 39,187.24 is: 58,787.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,086.52 : 171,150.23 = 39,187.24 : x
  2. Step 2: Convert to fraction form
    114,086.52/171,150.23 = 39,187.24/x
  3. Step 3: Cross multiply
    114,086.52x = 171,150.23 × 39,187.24
  4. Step 4: Simplify right side
    114,086.52x = 6,706,904,809.16
  5. Step 5: Solve for x
    x = 6,706,904,809.16/114,086.52
  6. Step 6: Final answer
    x = 58,787.88

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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.