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Finding the Fourth Proportional to 84,013.30, 126,044.55 and 24,850.55

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Solution

The fourth proportional to 84,013.30, 126,044.55 and 24,850.55 is: 37,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,013.30 : 126,044.55 = 24,850.55 : x
  2. Step 2: Convert to fraction form
    84,013.30/126,044.55 = 24,850.55/x
  3. Step 3: Cross multiply
    84,013.30x = 126,044.55 × 24,850.55
  4. Step 4: Simplify right side
    84,013.30x = 3,132,275,831.67
  5. Step 5: Solve for x
    x = 3,132,275,831.67/84,013.30
  6. Step 6: Final answer
    x = 37,283.10

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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.