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Finding the Fourth Proportional to 163,755.28, 225,980.04 and 95,818.96

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Solution

The fourth proportional to 163,755.28, 225,980.04 and 95,818.96 is: 132,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,755.28 : 225,980.04 = 95,818.96 : x
  2. Step 2: Convert to fraction form
    163,755.28/225,980.04 = 95,818.96/x
  3. Step 3: Cross multiply
    163,755.28x = 225,980.04 × 95,818.96
  4. Step 4: Simplify right side
    163,755.28x = 21,653,172,413.56
  5. Step 5: Solve for x
    x = 21,653,172,413.56/163,755.28
  6. Step 6: Final answer
    x = 132,228.85

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1.5x scale

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.