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Finding the Fourth Proportional to 84,073.34, 126,128.46 and 24,913.64

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Solution

The fourth proportional to 84,073.34, 126,128.46 and 24,913.64 is: 37,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,073.34 : 126,128.46 = 24,913.64 : x
  2. Step 2: Convert to fraction form
    84,073.34/126,128.46 = 24,913.64/x
  3. Step 3: Cross multiply
    84,073.34x = 126,128.46 × 24,913.64
  4. Step 4: Simplify right side
    84,073.34x = 3,142,319,046.19
  5. Step 5: Solve for x
    x = 3,142,319,046.19/84,073.34
  6. Step 6: Final answer
    x = 37,375.93

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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.