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Finding the Fourth Proportional to 229,060.58, 316,092.92 and 127,084.95

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Solution

The fourth proportional to 229,060.58, 316,092.92 and 127,084.95 is: 175,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,060.58 : 316,092.92 = 127,084.95 : x
  2. Step 2: Convert to fraction form
    229,060.58/316,092.92 = 127,084.95/x
  3. Step 3: Cross multiply
    229,060.58x = 316,092.92 × 127,084.95
  4. Step 4: Simplify right side
    229,060.58x = 40,170,652,298.13
  5. Step 5: Solve for x
    x = 40,170,652,298.13/229,060.58
  6. Step 6: Final answer
    x = 175,371.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.