Home / 88,714.97-122,560.20-58,160.65

Finding the Fourth Proportional to 88,714.97, 122,560.20 and 58,160.65

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Solution

The fourth proportional to 88,714.97, 122,560.20 and 58,160.65 is: 80,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,714.97 : 122,560.20 = 58,160.65 : x
  2. Step 2: Convert to fraction form
    88,714.97/122,560.20 = 58,160.65/x
  3. Step 3: Cross multiply
    88,714.97x = 122,560.20 × 58,160.65
  4. Step 4: Simplify right side
    88,714.97x = 7,128,180,896.13
  5. Step 5: Solve for x
    x = 7,128,180,896.13/88,714.97
  6. Step 6: Final answer
    x = 80,349.25

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1.5x scale

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.