Home / 149,229.69-223,853.31-42,605.46

Finding the Fourth Proportional to 149,229.69, 223,853.31 and 42,605.46

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Solution

The fourth proportional to 149,229.69, 223,853.31 and 42,605.46 is: 63,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,229.69 : 223,853.31 = 42,605.46 : x
  2. Step 2: Convert to fraction form
    149,229.69/223,853.31 = 42,605.46/x
  3. Step 3: Cross multiply
    149,229.69x = 223,853.31 × 42,605.46
  4. Step 4: Simplify right side
    149,229.69x = 9,537,373,245.07
  5. Step 5: Solve for x
    x = 9,537,373,245.07/149,229.69
  6. Step 6: Final answer
    x = 63,910.70

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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.