Home / 108,963.74-163,445.88-34,084.38

Finding the Fourth Proportional to 108,963.74, 163,445.88 and 34,084.38

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Solution

The fourth proportional to 108,963.74, 163,445.88 and 34,084.38 is: 51,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,963.74 : 163,445.88 = 34,084.38 : x
  2. Step 2: Convert to fraction form
    108,963.74/163,445.88 = 34,084.38/x
  3. Step 3: Cross multiply
    108,963.74x = 163,445.88 × 34,084.38
  4. Step 4: Simplify right side
    108,963.74x = 5,570,951,483.35
  5. Step 5: Solve for x
    x = 5,570,951,483.35/108,963.74
  6. Step 6: Final answer
    x = 51,126.65

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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.