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Finding the Fourth Proportional to 61,773.98, 85,248.05 and 33,479.66

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Solution

The fourth proportional to 61,773.98, 85,248.05 and 33,479.66 is: 46,201.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,773.98 : 85,248.05 = 33,479.66 : x
  2. Step 2: Convert to fraction form
    61,773.98/85,248.05 = 33,479.66/x
  3. Step 3: Cross multiply
    61,773.98x = 85,248.05 × 33,479.66
  4. Step 4: Simplify right side
    61,773.98x = 2,854,075,775.38
  5. Step 5: Solve for x
    x = 2,854,075,775.38/61,773.98
  6. Step 6: Final answer
    x = 46,201.91

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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.