Home / 56,744.38-85,181.16-28,696.11

Finding the Fourth Proportional to 56,744.38, 85,181.16 and 28,696.11

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Solution

The fourth proportional to 56,744.38, 85,181.16 and 28,696.11 is: 43,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,744.38 : 85,181.16 = 28,696.11 : x
  2. Step 2: Convert to fraction form
    56,744.38/85,181.16 = 28,696.11/x
  3. Step 3: Cross multiply
    56,744.38x = 85,181.16 × 28,696.11
  4. Step 4: Simplify right side
    56,744.38x = 2,444,367,725.47
  5. Step 5: Solve for x
    x = 2,444,367,725.47/56,744.38
  6. Step 6: Final answer
    x = 43,076.82

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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.