Home / 148,974.40-223,133.55-132,353.20

Finding the Fourth Proportional to 148,974.40, 223,133.55 and 132,353.20

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Solution

The fourth proportional to 148,974.40, 223,133.55 and 132,353.20 is: 198,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,974.40 : 223,133.55 = 132,353.20 : x
  2. Step 2: Convert to fraction form
    148,974.40/223,133.55 = 132,353.20/x
  3. Step 3: Cross multiply
    148,974.40x = 223,133.55 × 132,353.20
  4. Step 4: Simplify right side
    148,974.40x = 29,532,439,369.86
  5. Step 5: Solve for x
    x = 29,532,439,369.86/148,974.40
  6. Step 6: Final answer
    x = 198,238.35

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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.