Home / 148,973.40-223,132.05-132,352.20

Finding the Fourth Proportional to 148,973.40, 223,132.05 and 132,352.20

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Solution

The fourth proportional to 148,973.40, 223,132.05 and 132,352.20 is: 198,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,973.40 : 223,132.05 = 132,352.20 : x
  2. Step 2: Convert to fraction form
    148,973.40/223,132.05 = 132,352.20/x
  3. Step 3: Cross multiply
    148,973.40x = 223,132.05 × 132,352.20
  4. Step 4: Simplify right side
    148,973.40x = 29,532,017,708.01
  5. Step 5: Solve for x
    x = 29,532,017,708.01/148,973.40
  6. Step 6: Final answer
    x = 198,236.85

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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.