Home / 56,081.80-84,143.20-26,110.28

Finding the Fourth Proportional to 56,081.80, 84,143.20 and 26,110.28

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Solution

The fourth proportional to 56,081.80, 84,143.20 and 26,110.28 is: 39,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,081.80 : 84,143.20 = 26,110.28 : x
  2. Step 2: Convert to fraction form
    56,081.80/84,143.20 = 26,110.28/x
  3. Step 3: Cross multiply
    56,081.80x = 84,143.20 × 26,110.28
  4. Step 4: Simplify right side
    56,081.80x = 2,197,002,512.10
  5. Step 5: Solve for x
    x = 2,197,002,512.10/56,081.80
  6. Step 6: Final answer
    x = 39,174.96

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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.