Home / 76,255.22-114,397.20-28,884.49

Finding the Fourth Proportional to 76,255.22, 114,397.20 and 28,884.49

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Solution

The fourth proportional to 76,255.22, 114,397.20 and 28,884.49 is: 43,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,255.22 : 114,397.20 = 28,884.49 : x
  2. Step 2: Convert to fraction form
    76,255.22/114,397.20 = 28,884.49/x
  3. Step 3: Cross multiply
    76,255.22x = 114,397.20 × 28,884.49
  4. Step 4: Simplify right side
    76,255.22x = 3,304,304,779.43
  5. Step 5: Solve for x
    x = 3,304,304,779.43/76,255.22
  6. Step 6: Final answer
    x = 43,332.18

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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.