Home / 56,975.35-85,481.47-27,389.34

Finding the Fourth Proportional to 56,975.35, 85,481.47 and 27,389.34

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Solution

The fourth proportional to 56,975.35, 85,481.47 and 27,389.34 is: 41,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,975.35 : 85,481.47 = 27,389.34 : x
  2. Step 2: Convert to fraction form
    56,975.35/85,481.47 = 27,389.34/x
  3. Step 3: Cross multiply
    56,975.35x = 85,481.47 × 27,389.34
  4. Step 4: Simplify right side
    56,975.35x = 2,341,280,618.12
  5. Step 5: Solve for x
    x = 2,341,280,618.12/56,975.35
  6. Step 6: Final answer
    x = 41,092.87

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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.