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Finding the Fourth Proportional to 229,042.77, 316,073.14 and 127,067.73

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Solution

The fourth proportional to 229,042.77, 316,073.14 and 127,067.73 is: 175,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,042.77 : 316,073.14 = 127,067.73 : x
  2. Step 2: Convert to fraction form
    229,042.77/316,073.14 = 127,067.73/x
  3. Step 3: Cross multiply
    229,042.77x = 316,073.14 × 127,067.73
  4. Step 4: Simplify right side
    229,042.77x = 40,162,696,413.77
  5. Step 5: Solve for x
    x = 40,162,696,413.77/229,042.77
  6. Step 6: Final answer
    x = 175,350.20

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1.5x scale

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.