Home / 108,881.97-163,342.19-49,723.62

Finding the Fourth Proportional to 108,881.97, 163,342.19 and 49,723.62

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Solution

The fourth proportional to 108,881.97, 163,342.19 and 49,723.62 is: 74,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,881.97 : 163,342.19 = 49,723.62 : x
  2. Step 2: Convert to fraction form
    108,881.97/163,342.19 = 49,723.62/x
  3. Step 3: Cross multiply
    108,881.97x = 163,342.19 × 49,723.62
  4. Step 4: Simplify right side
    108,881.97x = 8,121,964,985.53
  5. Step 5: Solve for x
    x = 8,121,964,985.53/108,881.97
  6. Step 6: Final answer
    x = 74,594.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.