Home / 91,306.83-126,042.22-55,508.27

Finding the Fourth Proportional to 91,306.83, 126,042.22 and 55,508.27

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Solution

The fourth proportional to 91,306.83, 126,042.22 and 55,508.27 is: 76,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,306.83 : 126,042.22 = 55,508.27 : x
  2. Step 2: Convert to fraction form
    91,306.83/126,042.22 = 55,508.27/x
  3. Step 3: Cross multiply
    91,306.83x = 126,042.22 × 55,508.27
  4. Step 4: Simplify right side
    91,306.83x = 6,996,385,579.16
  5. Step 5: Solve for x
    x = 6,996,385,579.16/91,306.83
  6. Step 6: Final answer
    x = 76,625.00

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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.