Home / 56,753.16-85,116.03-25,145.75

Finding the Fourth Proportional to 56,753.16, 85,116.03 and 25,145.75

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Solution

The fourth proportional to 56,753.16, 85,116.03 and 25,145.75 is: 37,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.16 : 85,116.03 = 25,145.75 : x
  2. Step 2: Convert to fraction form
    56,753.16/85,116.03 = 25,145.75/x
  3. Step 3: Cross multiply
    56,753.16x = 85,116.03 × 25,145.75
  4. Step 4: Simplify right side
    56,753.16x = 2,140,305,985.79
  5. Step 5: Solve for x
    x = 2,140,305,985.79/56,753.16
  6. Step 6: Final answer
    x = 37,712.54

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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.