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Finding the Fourth Proportional to 159,352.13, 239,039.13 and 52,735.88

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Solution

The fourth proportional to 159,352.13, 239,039.13 and 52,735.88 is: 79,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,352.13 : 239,039.13 = 52,735.88 : x
  2. Step 2: Convert to fraction form
    159,352.13/239,039.13 = 52,735.88/x
  3. Step 3: Cross multiply
    159,352.13x = 239,039.13 × 52,735.88
  4. Step 4: Simplify right side
    159,352.13x = 12,605,937,679.79
  5. Step 5: Solve for x
    x = 12,605,937,679.79/159,352.13
  6. Step 6: Final answer
    x = 79,107.43

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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.