Home / 204,002.10-306,003.15-193,115.70

Finding the Fourth Proportional to 204,002.10, 306,003.15 and 193,115.70

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Solution

The fourth proportional to 204,002.10, 306,003.15 and 193,115.70 is: 289,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,002.10 : 306,003.15 = 193,115.70 : x
  2. Step 2: Convert to fraction form
    204,002.10/306,003.15 = 193,115.70/x
  3. Step 3: Cross multiply
    204,002.10x = 306,003.15 × 193,115.70
  4. Step 4: Simplify right side
    204,002.10x = 59,094,012,514.46
  5. Step 5: Solve for x
    x = 59,094,012,514.46/204,002.10
  6. Step 6: Final answer
    x = 289,673.55

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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.