Home / 66,508.22-99,706.14-30,951.19

Finding the Fourth Proportional to 66,508.22, 99,706.14 and 30,951.19

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Solution

The fourth proportional to 66,508.22, 99,706.14 and 30,951.19 is: 46,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508.22 : 99,706.14 = 30,951.19 : x
  2. Step 2: Convert to fraction form
    66,508.22/99,706.14 = 30,951.19/x
  3. Step 3: Cross multiply
    66,508.22x = 99,706.14 × 30,951.19
  4. Step 4: Simplify right side
    66,508.22x = 3,086,023,434.04
  5. Step 5: Solve for x
    x = 3,086,023,434.04/66,508.22
  6. Step 6: Final answer
    x = 46,400.64

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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.