Home / 56,819.81-85,230.15-25,221.38

Finding the Fourth Proportional to 56,819.81, 85,230.15 and 25,221.38

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Solution

The fourth proportional to 56,819.81, 85,230.15 and 25,221.38 is: 37,832.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,819.81 : 85,230.15 = 25,221.38 : x
  2. Step 2: Convert to fraction form
    56,819.81/85,230.15 = 25,221.38/x
  3. Step 3: Cross multiply
    56,819.81x = 85,230.15 × 25,221.38
  4. Step 4: Simplify right side
    56,819.81x = 2,149,621,830.57
  5. Step 5: Solve for x
    x = 2,149,621,830.57/56,819.81
  6. Step 6: Final answer
    x = 37,832.26

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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.