Home / 83,421.14-125,151.15-27,263.84

Finding the Fourth Proportional to 83,421.14, 125,151.15 and 27,263.84

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Solution

The fourth proportional to 83,421.14, 125,151.15 and 27,263.84 is: 40,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421.14 : 125,151.15 = 27,263.84 : x
  2. Step 2: Convert to fraction form
    83,421.14/125,151.15 = 27,263.84/x
  3. Step 3: Cross multiply
    83,421.14x = 125,151.15 × 27,263.84
  4. Step 4: Simplify right side
    83,421.14x = 3,412,100,929.42
  5. Step 5: Solve for x
    x = 3,412,100,929.42/83,421.14
  6. Step 6: Final answer
    x = 40,902.11

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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.