Home / 148,548.42-222,964.11-92,218.05

Finding the Fourth Proportional to 148,548.42, 222,964.11 and 92,218.05

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Solution

The fourth proportional to 148,548.42, 222,964.11 and 92,218.05 is: 138,414.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,548.42 : 222,964.11 = 92,218.05 : x
  2. Step 2: Convert to fraction form
    148,548.42/222,964.11 = 92,218.05/x
  3. Step 3: Cross multiply
    148,548.42x = 222,964.11 × 92,218.05
  4. Step 4: Simplify right side
    148,548.42x = 20,561,315,444.19
  5. Step 5: Solve for x
    x = 20,561,315,444.19/148,548.42
  6. Step 6: Final answer
    x = 138,414.91

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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.