Home / 148,949.50-223,353.86-54,113.55

Finding the Fourth Proportional to 148,949.50, 223,353.86 and 54,113.55

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Solution

The fourth proportional to 148,949.50, 223,353.86 and 54,113.55 is: 81,144.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,949.50 : 223,353.86 = 54,113.55 : x
  2. Step 2: Convert to fraction form
    148,949.50/223,353.86 = 54,113.55/x
  3. Step 3: Cross multiply
    148,949.50x = 223,353.86 × 54,113.55
  4. Step 4: Simplify right side
    148,949.50x = 12,086,470,000.24
  5. Step 5: Solve for x
    x = 12,086,470,000.24/148,949.50
  6. Step 6: Final answer
    x = 81,144.75

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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.