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Finding the Fourth Proportional to 84,442.56, 126,698.70 and 37,033.10

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Solution

The fourth proportional to 84,442.56, 126,698.70 and 37,033.10 is: 55,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,442.56 : 126,698.70 = 37,033.10 : x
  2. Step 2: Convert to fraction form
    84,442.56/126,698.70 = 37,033.10/x
  3. Step 3: Cross multiply
    84,442.56x = 126,698.70 × 37,033.10
  4. Step 4: Simplify right side
    84,442.56x = 4,692,045,626.97
  5. Step 5: Solve for x
    x = 4,692,045,626.97/84,442.56
  6. Step 6: Final answer
    x = 55,564.94

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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.