Home / 77,057.56-115,591.38-23,743

Finding the Fourth Proportional to 77,057.56, 115,591.38 and 23,743

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Solution

The fourth proportional to 77,057.56, 115,591.38 and 23,743 is: 35,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,057.56 : 115,591.38 = 23,743 : x
  2. Step 2: Convert to fraction form
    77,057.56/115,591.38 = 23,743/x
  3. Step 3: Cross multiply
    77,057.56x = 115,591.38 × 23,743
  4. Step 4: Simplify right side
    77,057.56x = 2,744,486,135.34
  5. Step 5: Solve for x
    x = 2,744,486,135.34/77,057.56
  6. Step 6: Final answer
    x = 35,616.05

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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.