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Finding the Fourth Proportional to 126,041.00, 173,938.39 and 69,451.16

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Solution

The fourth proportional to 126,041.00, 173,938.39 and 69,451.16 is: 95,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,041.00 : 173,938.39 = 69,451.16 : x
  2. Step 2: Convert to fraction form
    126,041.00/173,938.39 = 69,451.16/x
  3. Step 3: Cross multiply
    126,041.00x = 173,938.39 × 69,451.16
  4. Step 4: Simplify right side
    126,041.00x = 12,080,221,910.71
  5. Step 5: Solve for x
    x = 12,080,221,910.71/126,041.00
  6. Step 6: Final answer
    x = 95,843.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.