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Finding the Fourth Proportional to 59,159.22, 81,646.88 and 33,671.78

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Solution

The fourth proportional to 59,159.22, 81,646.88 and 33,671.78 is: 46,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,159.22 : 81,646.88 = 33,671.78 : x
  2. Step 2: Convert to fraction form
    59,159.22/81,646.88 = 33,671.78/x
  3. Step 3: Cross multiply
    59,159.22x = 81,646.88 × 33,671.78
  4. Step 4: Simplify right side
    59,159.22x = 2,749,195,781.05
  5. Step 5: Solve for x
    x = 2,749,195,781.05/59,159.22
  6. Step 6: Final answer
    x = 46,471.13

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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.