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Finding the Fourth Proportional to 61,758.75, 85,227.08 and 33,464.46

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Solution

The fourth proportional to 61,758.75, 85,227.08 and 33,464.46 is: 46,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,758.75 : 85,227.08 = 33,464.46 : x
  2. Step 2: Convert to fraction form
    61,758.75/85,227.08 = 33,464.46/x
  3. Step 3: Cross multiply
    61,758.75x = 85,227.08 × 33,464.46
  4. Step 4: Simplify right side
    61,758.75x = 2,852,078,042.25
  5. Step 5: Solve for x
    x = 2,852,078,042.25/61,758.75
  6. Step 6: Final answer
    x = 46,180.95

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1.5x scale

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.