Home / 136,996.18-205,162.13-94,757.72

Finding the Fourth Proportional to 136,996.18, 205,162.13 and 94,757.72

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Solution

The fourth proportional to 136,996.18, 205,162.13 and 94,757.72 is: 141,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,996.18 : 205,162.13 = 94,757.72 : x
  2. Step 2: Convert to fraction form
    136,996.18/205,162.13 = 94,757.72/x
  3. Step 3: Cross multiply
    136,996.18x = 205,162.13 × 94,757.72
  4. Step 4: Simplify right side
    136,996.18x = 19,440,694,880.23
  5. Step 5: Solve for x
    x = 19,440,694,880.23/136,996.18
  6. Step 6: Final answer
    x = 141,906.84

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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.