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Finding the Fourth Proportional to 61,496.46, 84,836.12 and 35,987.04

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Solution

The fourth proportional to 61,496.46, 84,836.12 and 35,987.04 is: 49,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,496.46 : 84,836.12 = 35,987.04 : x
  2. Step 2: Convert to fraction form
    61,496.46/84,836.12 = 35,987.04/x
  3. Step 3: Cross multiply
    61,496.46x = 84,836.12 × 35,987.04
  4. Step 4: Simplify right side
    61,496.46x = 3,053,000,663.95
  5. Step 5: Solve for x
    x = 3,053,000,663.95/61,496.46
  6. Step 6: Final answer
    x = 49,645.14

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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.