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Finding the Fourth Proportional to 229,062.13, 316,133.79 and 132,265.74

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Solution

The fourth proportional to 229,062.13, 316,133.79 and 132,265.74 is: 182,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,062.13 : 316,133.79 = 132,265.74 : x
  2. Step 2: Convert to fraction form
    229,062.13/316,133.79 = 132,265.74/x
  3. Step 3: Cross multiply
    229,062.13x = 316,133.79 × 132,265.74
  4. Step 4: Simplify right side
    229,062.13x = 41,813,667,695.48
  5. Step 5: Solve for x
    x = 41,813,667,695.48/229,062.13
  6. Step 6: Final answer
    x = 182,542.91

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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.