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Finding the Fourth Proportional to 159,973.20, 239,614.20 and 132,325.20

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Solution

The fourth proportional to 159,973.20, 239,614.20 and 132,325.20 is: 198,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,973.20 : 239,614.20 = 132,325.20 : x
  2. Step 2: Convert to fraction form
    159,973.20/239,614.20 = 132,325.20/x
  3. Step 3: Cross multiply
    159,973.20x = 239,614.20 × 132,325.20
  4. Step 4: Simplify right side
    159,973.20x = 31,706,996,937.84
  5. Step 5: Solve for x
    x = 31,706,996,937.84/159,973.20
  6. Step 6: Final answer
    x = 198,201.93

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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.