Home / 76,022.74-114,023.24-26,101.90

Finding the Fourth Proportional to 76,022.74, 114,023.24 and 26,101.90

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Solution

The fourth proportional to 76,022.74, 114,023.24 and 26,101.90 is: 39,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,022.74 : 114,023.24 = 26,101.90 : x
  2. Step 2: Convert to fraction form
    76,022.74/114,023.24 = 26,101.90/x
  3. Step 3: Cross multiply
    76,022.74x = 114,023.24 × 26,101.90
  4. Step 4: Simplify right side
    76,022.74x = 2,976,223,208.16
  5. Step 5: Solve for x
    x = 2,976,223,208.16/76,022.74
  6. Step 6: Final answer
    x = 39,149.12

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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.