Home / 136,040.28-203,031.68-132,497.34

Finding the Fourth Proportional to 136,040.28, 203,031.68 and 132,497.34

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Solution

The fourth proportional to 136,040.28, 203,031.68 and 132,497.34 is: 197,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,040.28 : 203,031.68 = 132,497.34 : x
  2. Step 2: Convert to fraction form
    136,040.28/203,031.68 = 132,497.34/x
  3. Step 3: Cross multiply
    136,040.28x = 203,031.68 × 132,497.34
  4. Step 4: Simplify right side
    136,040.28x = 26,901,158,849.74
  5. Step 5: Solve for x
    x = 26,901,158,849.74/136,040.28
  6. Step 6: Final answer
    x = 197,744.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.