Home / 122,949.60-169,668.77-69,235.26

Finding the Fourth Proportional to 122,949.60, 169,668.77 and 69,235.26

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Solution

The fourth proportional to 122,949.60, 169,668.77 and 69,235.26 is: 95,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,949.60 : 169,668.77 = 69,235.26 : x
  2. Step 2: Convert to fraction form
    122,949.60/169,668.77 = 69,235.26/x
  3. Step 3: Cross multiply
    122,949.60x = 169,668.77 × 69,235.26
  4. Step 4: Simplify right side
    122,949.60x = 11,747,061,404.83
  5. Step 5: Solve for x
    x = 11,747,061,404.83/122,949.60
  6. Step 6: Final answer
    x = 95,543.71

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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.