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Finding the Fourth Proportional to 239,569.56, 359,276.59 and 79,602.53

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Solution

The fourth proportional to 239,569.56, 359,276.59 and 79,602.53 is: 119,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,569.56 : 359,276.59 = 79,602.53 : x
  2. Step 2: Convert to fraction form
    239,569.56/359,276.59 = 79,602.53/x
  3. Step 3: Cross multiply
    239,569.56x = 359,276.59 × 79,602.53
  4. Step 4: Simplify right side
    239,569.56x = 28,599,326,264.73
  5. Step 5: Solve for x
    x = 28,599,326,264.73/239,569.56
  6. Step 6: Final answer
    x = 119,377.97

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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.