Home / 158,649.20-238,176.65-136,302.85

Finding the Fourth Proportional to 158,649.20, 238,176.65 and 136,302.85

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Solution

The fourth proportional to 158,649.20, 238,176.65 and 136,302.85 is: 204,628.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,649.20 : 238,176.65 = 136,302.85 : x
  2. Step 2: Convert to fraction form
    158,649.20/238,176.65 = 136,302.85/x
  3. Step 3: Cross multiply
    158,649.20x = 238,176.65 × 136,302.85
  4. Step 4: Simplify right side
    158,649.20x = 32,464,156,836.93
  5. Step 5: Solve for x
    x = 32,464,156,836.93/158,649.20
  6. Step 6: Final answer
    x = 204,628.56

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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.