Home / 148,983.57-223,405.11-54,147.05

Finding the Fourth Proportional to 148,983.57, 223,405.11 and 54,147.05

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Solution

The fourth proportional to 148,983.57, 223,405.11 and 54,147.05 is: 81,195.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,983.57 : 223,405.11 = 54,147.05 : x
  2. Step 2: Convert to fraction form
    148,983.57/223,405.11 = 54,147.05/x
  3. Step 3: Cross multiply
    148,983.57x = 223,405.11 × 54,147.05
  4. Step 4: Simplify right side
    148,983.57x = 12,096,726,544.40
  5. Step 5: Solve for x
    x = 12,096,726,544.40/148,983.57
  6. Step 6: Final answer
    x = 81,195.04

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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.