Home / 55,134.44-76,085.16-29,983.88

Finding the Fourth Proportional to 55,134.44, 76,085.16 and 29,983.88

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Solution

The fourth proportional to 55,134.44, 76,085.16 and 29,983.88 is: 41,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.44 : 76,085.16 = 29,983.88 : x
  2. Step 2: Convert to fraction form
    55,134.44/76,085.16 = 29,983.88/x
  3. Step 3: Cross multiply
    55,134.44x = 76,085.16 × 29,983.88
  4. Step 4: Simplify right side
    55,134.44x = 2,281,328,307.22
  5. Step 5: Solve for x
    x = 2,281,328,307.22/55,134.44
  6. Step 6: Final answer
    x = 41,377.55

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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.