Home / 157,251.36-235,680.14-123,839.48

Finding the Fourth Proportional to 157,251.36, 235,680.14 and 123,839.48

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Solution

The fourth proportional to 157,251.36, 235,680.14 and 123,839.48 is: 185,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,251.36 : 235,680.14 = 123,839.48 : x
  2. Step 2: Convert to fraction form
    157,251.36/235,680.14 = 123,839.48/x
  3. Step 3: Cross multiply
    157,251.36x = 235,680.14 × 123,839.48
  4. Step 4: Simplify right side
    157,251.36x = 29,186,504,186.33
  5. Step 5: Solve for x
    x = 29,186,504,186.33/157,251.36
  6. Step 6: Final answer
    x = 185,604.14

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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.