Home / 150,576.14-207,796.12-83,512.46

Finding the Fourth Proportional to 150,576.14, 207,796.12 and 83,512.46

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Solution

The fourth proportional to 150,576.14, 207,796.12 and 83,512.46 is: 115,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,576.14 : 207,796.12 = 83,512.46 : x
  2. Step 2: Convert to fraction form
    150,576.14/207,796.12 = 83,512.46/x
  3. Step 3: Cross multiply
    150,576.14x = 207,796.12 × 83,512.46
  4. Step 4: Simplify right side
    150,576.14x = 17,353,565,159.66
  5. Step 5: Solve for x
    x = 17,353,565,159.66/150,576.14
  6. Step 6: Final answer
    x = 115,247.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.