Home / 204,066.80-306,100.20-98,896.40

Finding the Fourth Proportional to 204,066.80, 306,100.20 and 98,896.40

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Solution

The fourth proportional to 204,066.80, 306,100.20 and 98,896.40 is: 148,344.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,066.80 : 306,100.20 = 98,896.40 : x
  2. Step 2: Convert to fraction form
    204,066.80/306,100.20 = 98,896.40/x
  3. Step 3: Cross multiply
    204,066.80x = 306,100.20 × 98,896.40
  4. Step 4: Simplify right side
    204,066.80x = 30,272,207,819.28
  5. Step 5: Solve for x
    x = 30,272,207,819.28/204,066.80
  6. Step 6: Final answer
    x = 148,344.60

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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.