Home / 204,002.60-306,003.90-193,116.20

Finding the Fourth Proportional to 204,002.60, 306,003.90 and 193,116.20

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Solution

The fourth proportional to 204,002.60, 306,003.90 and 193,116.20 is: 289,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,002.60 : 306,003.90 = 193,116.20 : x
  2. Step 2: Convert to fraction form
    204,002.60/306,003.90 = 193,116.20/x
  3. Step 3: Cross multiply
    204,002.60x = 306,003.90 × 193,116.20
  4. Step 4: Simplify right side
    204,002.60x = 59,094,310,353.18
  5. Step 5: Solve for x
    x = 59,094,310,353.18/204,002.60
  6. Step 6: Final answer
    x = 289,674.30

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1.5x scale

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.