Home / 148,910.40-223,261.92-55,391.04

Finding the Fourth Proportional to 148,910.40, 223,261.92 and 55,391.04

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Solution

The fourth proportional to 148,910.40, 223,261.92 and 55,391.04 is: 83,047.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,910.40 : 223,261.92 = 55,391.04 : x
  2. Step 2: Convert to fraction form
    148,910.40/223,261.92 = 55,391.04/x
  3. Step 3: Cross multiply
    148,910.40x = 223,261.92 × 55,391.04
  4. Step 4: Simplify right side
    148,910.40x = 12,366,709,941.20
  5. Step 5: Solve for x
    x = 12,366,709,941.20/148,910.40
  6. Step 6: Final answer
    x = 83,047.99

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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.