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Finding the Fourth Proportional to 161,024.60, 241,169.01 and 76,843.87

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Solution

The fourth proportional to 161,024.60, 241,169.01 and 76,843.87 is: 115,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,024.60 : 241,169.01 = 76,843.87 : x
  2. Step 2: Convert to fraction form
    161,024.60/241,169.01 = 76,843.87/x
  3. Step 3: Cross multiply
    161,024.60x = 241,169.01 × 76,843.87
  4. Step 4: Simplify right side
    161,024.60x = 18,532,360,052.47
  5. Step 5: Solve for x
    x = 18,532,360,052.47/161,024.60
  6. Step 6: Final answer
    x = 115,090.24

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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.