Home / 114,929.13-158,680.34-71,926.04

Finding the Fourth Proportional to 114,929.13, 158,680.34 and 71,926.04

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Solution

The fourth proportional to 114,929.13, 158,680.34 and 71,926.04 is: 99,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,929.13 : 158,680.34 = 71,926.04 : x
  2. Step 2: Convert to fraction form
    114,929.13/158,680.34 = 71,926.04/x
  3. Step 3: Cross multiply
    114,929.13x = 158,680.34 × 71,926.04
  4. Step 4: Simplify right side
    114,929.13x = 11,413,247,329.02
  5. Step 5: Solve for x
    x = 11,413,247,329.02/114,929.13
  6. Step 6: Final answer
    x = 99,306.83

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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.