Home / 148,964.12-223,375.86-54,127.40

Finding the Fourth Proportional to 148,964.12, 223,375.86 and 54,127.40

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Solution

The fourth proportional to 148,964.12, 223,375.86 and 54,127.40 is: 81,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,964.12 : 223,375.86 = 54,127.40 : x
  2. Step 2: Convert to fraction form
    148,964.12/223,375.86 = 54,127.40/x
  3. Step 3: Cross multiply
    148,964.12x = 223,375.86 × 54,127.40
  4. Step 4: Simplify right side
    148,964.12x = 12,090,754,524.56
  5. Step 5: Solve for x
    x = 12,090,754,524.56/148,964.12
  6. Step 6: Final answer
    x = 81,165.55

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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.