Home / 56,720.52-85,028.20-25,113.74

Finding the Fourth Proportional to 56,720.52, 85,028.20 and 25,113.74

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Solution

The fourth proportional to 56,720.52, 85,028.20 and 25,113.74 is: 37,647.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,720.52 : 85,028.20 = 25,113.74 : x
  2. Step 2: Convert to fraction form
    56,720.52/85,028.20 = 25,113.74/x
  3. Step 3: Cross multiply
    56,720.52x = 85,028.20 × 25,113.74
  4. Step 4: Simplify right side
    56,720.52x = 2,135,376,107.47
  5. Step 5: Solve for x
    x = 2,135,376,107.47/56,720.52
  6. Step 6: Final answer
    x = 37,647.33

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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.