Home / 61,728.11-85,184.91-33,433.82

Finding the Fourth Proportional to 61,728.11, 85,184.91 and 33,433.82

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Solution

The fourth proportional to 61,728.11, 85,184.91 and 33,433.82 is: 46,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,728.11 : 85,184.91 = 33,433.82 : x
  2. Step 2: Convert to fraction form
    61,728.11/85,184.91 = 33,433.82/x
  3. Step 3: Cross multiply
    61,728.11x = 85,184.91 × 33,433.82
  4. Step 4: Simplify right side
    61,728.11x = 2,848,056,947.66
  5. Step 5: Solve for x
    x = 2,848,056,947.66/61,728.11
  6. Step 6: Final answer
    x = 46,138.74

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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.