Home / 204,003.60-306,005.40-144,517.20

Finding the Fourth Proportional to 204,003.60, 306,005.40 and 144,517.20

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Solution

The fourth proportional to 204,003.60, 306,005.40 and 144,517.20 is: 216,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,003.60 : 306,005.40 = 144,517.20 : x
  2. Step 2: Convert to fraction form
    204,003.60/306,005.40 = 144,517.20/x
  3. Step 3: Cross multiply
    204,003.60x = 306,005.40 × 144,517.20
  4. Step 4: Simplify right side
    204,003.60x = 44,223,043,592.88
  5. Step 5: Solve for x
    x = 44,223,043,592.88/204,003.60
  6. Step 6: Final answer
    x = 216,775.80

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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.