Home / 84,035.28-126,052.56-24,871.20

Finding the Fourth Proportional to 84,035.28, 126,052.56 and 24,871.20

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Solution

The fourth proportional to 84,035.28, 126,052.56 and 24,871.20 is: 37,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035.28 : 126,052.56 = 24,871.20 : x
  2. Step 2: Convert to fraction form
    84,035.28/126,052.56 = 24,871.20/x
  3. Step 3: Cross multiply
    84,035.28x = 126,052.56 × 24,871.20
  4. Step 4: Simplify right side
    84,035.28x = 3,135,078,430.27
  5. Step 5: Solve for x
    x = 3,135,078,430.27/84,035.28
  6. Step 6: Final answer
    x = 37,306.69

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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.