Home / 112,926.29-169,402.39-38,020.73

Finding the Fourth Proportional to 112,926.29, 169,402.39 and 38,020.73

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Solution

The fourth proportional to 112,926.29, 169,402.39 and 38,020.73 is: 57,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,926.29 : 169,402.39 = 38,020.73 : x
  2. Step 2: Convert to fraction form
    112,926.29/169,402.39 = 38,020.73/x
  3. Step 3: Cross multiply
    112,926.29x = 169,402.39 × 38,020.73
  4. Step 4: Simplify right side
    112,926.29x = 6,440,801,589.48
  5. Step 5: Solve for x
    x = 6,440,801,589.48/112,926.29
  6. Step 6: Final answer
    x = 57,035.45

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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.