Home / 84,035.84-126,078.20-24,873.04

Finding the Fourth Proportional to 84,035.84, 126,078.20 and 24,873.04

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Solution

The fourth proportional to 84,035.84, 126,078.20 and 24,873.04 is: 37,316.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035.84 : 126,078.20 = 24,873.04 : x
  2. Step 2: Convert to fraction form
    84,035.84/126,078.20 = 24,873.04/x
  3. Step 3: Cross multiply
    84,035.84x = 126,078.20 × 24,873.04
  4. Step 4: Simplify right side
    84,035.84x = 3,135,948,111.73
  5. Step 5: Solve for x
    x = 3,135,948,111.73/84,035.84
  6. Step 6: Final answer
    x = 37,316.79

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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.