Home / 88,713.97-122,558.82-58,159.65

Finding the Fourth Proportional to 88,713.97, 122,558.82 and 58,159.65

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Solution

The fourth proportional to 88,713.97, 122,558.82 and 58,159.65 is: 80,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,713.97 : 122,558.82 = 58,159.65 : x
  2. Step 2: Convert to fraction form
    88,713.97/122,558.82 = 58,159.65/x
  3. Step 3: Cross multiply
    88,713.97x = 122,558.82 × 58,159.65
  4. Step 4: Simplify right side
    88,713.97x = 7,127,978,644.26
  5. Step 5: Solve for x
    x = 7,127,978,644.26/88,713.97
  6. Step 6: Final answer
    x = 80,347.87

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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.