Home / 69,260.40-103,876.92-34,177.68

Finding the Fourth Proportional to 69,260.40, 103,876.92 and 34,177.68

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Solution

The fourth proportional to 69,260.40, 103,876.92 and 34,177.68 is: 51,259.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,260.40 : 103,876.92 = 34,177.68 : x
  2. Step 2: Convert to fraction form
    69,260.40/103,876.92 = 34,177.68/x
  3. Step 3: Cross multiply
    69,260.40x = 103,876.92 × 34,177.68
  4. Step 4: Simplify right side
    69,260.40x = 3,550,272,131.15
  5. Step 5: Solve for x
    x = 3,550,272,131.15/69,260.40
  6. Step 6: Final answer
    x = 51,259.77

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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.