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Finding the Fourth Proportional to 156,323.82, 215,730.84 and 95,927.82

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Solution

The fourth proportional to 156,323.82, 215,730.84 and 95,927.82 is: 132,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,323.82 : 215,730.84 = 95,927.82 : x
  2. Step 2: Convert to fraction form
    156,323.82/215,730.84 = 95,927.82/x
  3. Step 3: Cross multiply
    156,323.82x = 215,730.84 × 95,927.82
  4. Step 4: Simplify right side
    156,323.82x = 20,694,589,187.97
  5. Step 5: Solve for x
    x = 20,694,589,187.97/156,323.82
  6. Step 6: Final answer
    x = 132,382.83

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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.