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Finding the Fourth Proportional to 171,077.10, 256,630 and 63,035.88

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Solution

The fourth proportional to 171,077.10, 256,630 and 63,035.88 is: 94,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,077.10 : 256,630 = 63,035.88 : x
  2. Step 2: Convert to fraction form
    171,077.10/256,630 = 63,035.88/x
  3. Step 3: Cross multiply
    171,077.10x = 256,630 × 63,035.88
  4. Step 4: Simplify right side
    171,077.10x = 16,176,897,884.40
  5. Step 5: Solve for x
    x = 16,176,897,884.40/171,077.10
  6. Step 6: Final answer
    x = 94,559.11

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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.