Home / 61,278.66-91,791.36-29,595.38

Finding the Fourth Proportional to 61,278.66, 91,791.36 and 29,595.38

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Solution

The fourth proportional to 61,278.66, 91,791.36 and 29,595.38 is: 44,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,278.66 : 91,791.36 = 29,595.38 : x
  2. Step 2: Convert to fraction form
    61,278.66/91,791.36 = 29,595.38/x
  3. Step 3: Cross multiply
    61,278.66x = 91,791.36 × 29,595.38
  4. Step 4: Simplify right side
    61,278.66x = 2,716,599,720.96
  5. Step 5: Solve for x
    x = 2,716,599,720.96/61,278.66
  6. Step 6: Final answer
    x = 44,331.90

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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.