Home / 61,729.11-85,186.29-33,434.82

Finding the Fourth Proportional to 61,729.11, 85,186.29 and 33,434.82

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Solution

The fourth proportional to 61,729.11, 85,186.29 and 33,434.82 is: 46,140.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,729.11 : 85,186.29 = 33,434.82 : x
  2. Step 2: Convert to fraction form
    61,729.11/85,186.29 = 33,434.82/x
  3. Step 3: Cross multiply
    61,729.11x = 85,186.29 × 33,434.82
  4. Step 4: Simplify right side
    61,729.11x = 2,848,188,272.62
  5. Step 5: Solve for x
    x = 2,848,188,272.62/61,729.11
  6. Step 6: Final answer
    x = 46,140.12

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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.