Home / 76,290.22-114,460.17-36,851.86

Finding the Fourth Proportional to 76,290.22, 114,460.17 and 36,851.86

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Solution

The fourth proportional to 76,290.22, 114,460.17 and 36,851.86 is: 55,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,290.22 : 114,460.17 = 36,851.86 : x
  2. Step 2: Convert to fraction form
    76,290.22/114,460.17 = 36,851.86/x
  3. Step 3: Cross multiply
    76,290.22x = 114,460.17 × 36,851.86
  4. Step 4: Simplify right side
    76,290.22x = 4,218,070,160.42
  5. Step 5: Solve for x
    x = 4,218,070,160.42/76,290.22
  6. Step 6: Final answer
    x = 55,289.79

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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.