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Finding the Fourth Proportional to 239,605.72, 359,273.70 and 79,596

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Solution

The fourth proportional to 239,605.72, 359,273.70 and 79,596 is: 119,349.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,605.72 : 359,273.70 = 79,596 : x
  2. Step 2: Convert to fraction form
    239,605.72/359,273.70 = 79,596/x
  3. Step 3: Cross multiply
    239,605.72x = 359,273.70 × 79,596
  4. Step 4: Simplify right side
    239,605.72x = 28,596,749,425.20
  5. Step 5: Solve for x
    x = 28,596,749,425.20/239,605.72
  6. Step 6: Final answer
    x = 119,349.19

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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.