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Finding the Fourth Proportional to 61,635.61, 85,057.09 and 33,341.29

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Solution

The fourth proportional to 61,635.61, 85,057.09 and 33,341.29 is: 46,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,635.61 : 85,057.09 = 33,341.29 : x
  2. Step 2: Convert to fraction form
    61,635.61/85,057.09 = 33,341.29/x
  3. Step 3: Cross multiply
    61,635.61x = 85,057.09 × 33,341.29
  4. Step 4: Simplify right side
    61,635.61x = 2,835,913,104.25
  5. Step 5: Solve for x
    x = 2,835,913,104.25/61,635.61
  6. Step 6: Final answer
    x = 46,010.95

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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.