Home / 55,757.72-76,944.38-30,264.13

Finding the Fourth Proportional to 55,757.72, 76,944.38 and 30,264.13

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Solution

The fourth proportional to 55,757.72, 76,944.38 and 30,264.13 is: 41,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,757.72 : 76,944.38 = 30,264.13 : x
  2. Step 2: Convert to fraction form
    55,757.72/76,944.38 = 30,264.13/x
  3. Step 3: Cross multiply
    55,757.72x = 76,944.38 × 30,264.13
  4. Step 4: Simplify right side
    55,757.72x = 2,328,654,834.18
  5. Step 5: Solve for x
    x = 2,328,654,834.18/55,757.72
  6. Step 6: Final answer
    x = 41,763.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.