Home / 110,682.78-152,741.52-62,936.11

Finding the Fourth Proportional to 110,682.78, 152,741.52 and 62,936.11

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Solution

The fourth proportional to 110,682.78, 152,741.52 and 62,936.11 is: 86,851.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,682.78 : 152,741.52 = 62,936.11 : x
  2. Step 2: Convert to fraction form
    110,682.78/152,741.52 = 62,936.11/x
  3. Step 3: Cross multiply
    110,682.78x = 152,741.52 × 62,936.11
  4. Step 4: Simplify right side
    110,682.78x = 9,612,957,104.29
  5. Step 5: Solve for x
    x = 9,612,957,104.29/110,682.78
  6. Step 6: Final answer
    x = 86,851.42

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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.