Home / 148,830.60-223,245.90-136,000.20

Finding the Fourth Proportional to 148,830.60, 223,245.90 and 136,000.20

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Solution

The fourth proportional to 148,830.60, 223,245.90 and 136,000.20 is: 204,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,830.60 : 223,245.90 = 136,000.20 : x
  2. Step 2: Convert to fraction form
    148,830.60/223,245.90 = 136,000.20/x
  3. Step 3: Cross multiply
    148,830.60x = 223,245.90 × 136,000.20
  4. Step 4: Simplify right side
    148,830.60x = 30,361,487,049.18
  5. Step 5: Solve for x
    x = 30,361,487,049.18/148,830.60
  6. Step 6: Final answer
    x = 204,000.30

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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.