Home / 63,640.20-95,460.30-38,729.10

Finding the Fourth Proportional to 63,640.20, 95,460.30 and 38,729.10

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Solution

The fourth proportional to 63,640.20, 95,460.30 and 38,729.10 is: 58,093.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,640.20 : 95,460.30 = 38,729.10 : x
  2. Step 2: Convert to fraction form
    63,640.20/95,460.30 = 38,729.10/x
  3. Step 3: Cross multiply
    63,640.20x = 95,460.30 × 38,729.10
  4. Step 4: Simplify right side
    63,640.20x = 3,697,091,504.73
  5. Step 5: Solve for x
    x = 3,697,091,504.73/63,640.20
  6. Step 6: Final answer
    x = 58,093.65

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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.