Home / 136,147.23-204,230.61-36,306.90

Finding the Fourth Proportional to 136,147.23, 204,230.61 and 36,306.90

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Solution

The fourth proportional to 136,147.23, 204,230.61 and 36,306.90 is: 54,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,147.23 : 204,230.61 = 36,306.90 : x
  2. Step 2: Convert to fraction form
    136,147.23/204,230.61 = 36,306.90/x
  3. Step 3: Cross multiply
    136,147.23x = 204,230.61 × 36,306.90
  4. Step 4: Simplify right side
    136,147.23x = 7,414,980,334.21
  5. Step 5: Solve for x
    x = 7,414,980,334.21/136,147.23
  6. Step 6: Final answer
    x = 54,462.95

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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.