Home / 149,022.80-223,388.40-60,157.70

Finding the Fourth Proportional to 149,022.80, 223,388.40 and 60,157.70

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Solution

The fourth proportional to 149,022.80, 223,388.40 and 60,157.70 is: 90,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,022.80 : 223,388.40 = 60,157.70 : x
  2. Step 2: Convert to fraction form
    149,022.80/223,388.40 = 60,157.70/x
  3. Step 3: Cross multiply
    149,022.80x = 223,388.40 × 60,157.70
  4. Step 4: Simplify right side
    149,022.80x = 13,438,532,350.68
  5. Step 5: Solve for x
    x = 13,438,532,350.68/149,022.80
  6. Step 6: Final answer
    x = 90,177.69

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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.