Home / 55,044.54-75,966.15-31,175.46

Finding the Fourth Proportional to 55,044.54, 75,966.15 and 31,175.46

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Solution

The fourth proportional to 55,044.54, 75,966.15 and 31,175.46 is: 43,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,044.54 : 75,966.15 = 31,175.46 : x
  2. Step 2: Convert to fraction form
    55,044.54/75,966.15 = 31,175.46/x
  3. Step 3: Cross multiply
    55,044.54x = 75,966.15 × 31,175.46
  4. Step 4: Simplify right side
    55,044.54x = 2,368,279,670.68
  5. Step 5: Solve for x
    x = 2,368,279,670.68/55,044.54
  6. Step 6: Final answer
    x = 43,024.79

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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.