Home / 81,476.44-122,331.30-60,481.24

Finding the Fourth Proportional to 81,476.44, 122,331.30 and 60,481.24

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Solution

The fourth proportional to 81,476.44, 122,331.30 and 60,481.24 is: 90,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,476.44 : 122,331.30 = 60,481.24 : x
  2. Step 2: Convert to fraction form
    81,476.44/122,331.30 = 60,481.24/x
  3. Step 3: Cross multiply
    81,476.44x = 122,331.30 × 60,481.24
  4. Step 4: Simplify right side
    81,476.44x = 7,398,748,714.81
  5. Step 5: Solve for x
    x = 7,398,748,714.81/81,476.44
  6. Step 6: Final answer
    x = 90,808.44

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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.