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Finding the Fourth Proportional to 114,757.13, 171,816.44 and 58,475.90

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Solution

The fourth proportional to 114,757.13, 171,816.44 and 58,475.90 is: 87,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,757.13 : 171,816.44 = 58,475.90 : x
  2. Step 2: Convert to fraction form
    114,757.13/171,816.44 = 58,475.90/x
  3. Step 3: Cross multiply
    114,757.13x = 171,816.44 × 58,475.90
  4. Step 4: Simplify right side
    114,757.13x = 10,047,120,104.71
  5. Step 5: Solve for x
    x = 10,047,120,104.71/114,757.13
  6. Step 6: Final answer
    x = 87,551.17

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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.