Home / 181,335.60-272,003.40-148,093.20

Finding the Fourth Proportional to 181,335.60, 272,003.40 and 148,093.20

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Solution

The fourth proportional to 181,335.60, 272,003.40 and 148,093.20 is: 222,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,335.60 : 272,003.40 = 148,093.20 : x
  2. Step 2: Convert to fraction form
    181,335.60/272,003.40 = 148,093.20/x
  3. Step 3: Cross multiply
    181,335.60x = 272,003.40 × 148,093.20
  4. Step 4: Simplify right side
    181,335.60x = 40,281,853,916.88
  5. Step 5: Solve for x
    x = 40,281,853,916.88/181,335.60
  6. Step 6: Final answer
    x = 222,139.80

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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.