Home / 66,449.20-99,746.70-41,517.40

Finding the Fourth Proportional to 66,449.20, 99,746.70 and 41,517.40

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Solution

The fourth proportional to 66,449.20, 99,746.70 and 41,517.40 is: 62,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,449.20 : 99,746.70 = 41,517.40 : x
  2. Step 2: Convert to fraction form
    66,449.20/99,746.70 = 41,517.40/x
  3. Step 3: Cross multiply
    66,449.20x = 99,746.70 × 41,517.40
  4. Step 4: Simplify right side
    66,449.20x = 4,141,223,642.58
  5. Step 5: Solve for x
    x = 4,141,223,642.58/66,449.20
  6. Step 6: Final answer
    x = 62,321.65

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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.