Home / 204,060.80-306,091.20-109,582.40

Finding the Fourth Proportional to 204,060.80, 306,091.20 and 109,582.40

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Solution

The fourth proportional to 204,060.80, 306,091.20 and 109,582.40 is: 164,373.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,060.80 : 306,091.20 = 109,582.40 : x
  2. Step 2: Convert to fraction form
    204,060.80/306,091.20 = 109,582.40/x
  3. Step 3: Cross multiply
    204,060.80x = 306,091.20 × 109,582.40
  4. Step 4: Simplify right side
    204,060.80x = 33,542,208,314.88
  5. Step 5: Solve for x
    x = 33,542,208,314.88/204,060.80
  6. Step 6: Final answer
    x = 164,373.60

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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.