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Finding the Fourth Proportional to 167,442.80, 250,726.80 and 159,569.60

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Solution

The fourth proportional to 167,442.80, 250,726.80 and 159,569.60 is: 238,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,442.80 : 250,726.80 = 159,569.60 : x
  2. Step 2: Convert to fraction form
    167,442.80/250,726.80 = 159,569.60/x
  3. Step 3: Cross multiply
    167,442.80x = 250,726.80 × 159,569.60
  4. Step 4: Simplify right side
    167,442.80x = 40,008,375,185.28
  5. Step 5: Solve for x
    x = 40,008,375,185.28/167,442.80
  6. Step 6: Final answer
    x = 238,937.57

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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.