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Finding the Fourth Proportional to 217,160.68, 325,758.30 and 92,502.76

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Solution

The fourth proportional to 217,160.68, 325,758.30 and 92,502.76 is: 138,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,160.68 : 325,758.30 = 92,502.76 : x
  2. Step 2: Convert to fraction form
    217,160.68/325,758.30 = 92,502.76/x
  3. Step 3: Cross multiply
    217,160.68x = 325,758.30 × 92,502.76
  4. Step 4: Simplify right side
    217,160.68x = 30,133,541,842.91
  5. Step 5: Solve for x
    x = 30,133,541,842.91/217,160.68
  6. Step 6: Final answer
    x = 138,761.50

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1.5x scale

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.