Home / 55,134.22-76,085.22-29,983.72

Finding the Fourth Proportional to 55,134.22, 76,085.22 and 29,983.72

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Solution

The fourth proportional to 55,134.22, 76,085.22 and 29,983.72 is: 41,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.22 : 76,085.22 = 29,983.72 : x
  2. Step 2: Convert to fraction form
    55,134.22/76,085.22 = 29,983.72/x
  3. Step 3: Cross multiply
    55,134.22x = 76,085.22 × 29,983.72
  4. Step 4: Simplify right side
    55,134.22x = 2,281,317,932.62
  5. Step 5: Solve for x
    x = 2,281,317,932.62/55,134.22
  6. Step 6: Final answer
    x = 41,377.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.