Home / 148,973.90-223,132.80-132,352.70

Finding the Fourth Proportional to 148,973.90, 223,132.80 and 132,352.70

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Solution

The fourth proportional to 148,973.90, 223,132.80 and 132,352.70 is: 198,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,973.90 : 223,132.80 = 132,352.70 : x
  2. Step 2: Convert to fraction form
    148,973.90/223,132.80 = 132,352.70/x
  3. Step 3: Cross multiply
    148,973.90x = 223,132.80 × 132,352.70
  4. Step 4: Simplify right side
    148,973.90x = 29,532,228,538.56
  5. Step 5: Solve for x
    x = 29,532,228,538.56/148,973.90
  6. Step 6: Final answer
    x = 198,237.60

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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.