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Finding the Fourth Proportional to 112,471.92, 168,652.24 and 37,566.32

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Solution

The fourth proportional to 112,471.92, 168,652.24 and 37,566.32 is: 56,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,471.92 : 168,652.24 = 37,566.32 : x
  2. Step 2: Convert to fraction form
    112,471.92/168,652.24 = 37,566.32/x
  3. Step 3: Cross multiply
    112,471.92x = 168,652.24 × 37,566.32
  4. Step 4: Simplify right side
    112,471.92x = 6,335,644,016.56
  5. Step 5: Solve for x
    x = 6,335,644,016.56/112,471.92
  6. Step 6: Final answer
    x = 56,330.90

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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.