Home / 148,770.26-223,157.20-43,591.36

Finding the Fourth Proportional to 148,770.26, 223,157.20 and 43,591.36

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Solution

The fourth proportional to 148,770.26, 223,157.20 and 43,591.36 is: 65,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,770.26 : 223,157.20 = 43,591.36 : x
  2. Step 2: Convert to fraction form
    148,770.26/223,157.20 = 43,591.36/x
  3. Step 3: Cross multiply
    148,770.26x = 223,157.20 × 43,591.36
  4. Step 4: Simplify right side
    148,770.26x = 9,727,725,841.79
  5. Step 5: Solve for x
    x = 9,727,725,841.79/148,770.26
  6. Step 6: Final answer
    x = 65,387.57

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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.