Home / 112,951,380.96-169,498,729.92-48,255,672.72

Finding the Fourth Proportional to 112,951,380.96, 169,498,729.92 and 48,255,672.72

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Solution

The fourth proportional to 112,951,380.96, 169,498,729.92 and 48,255,672.72 is: 72,414,123.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,951,380.96 : 169,498,729.92 = 48,255,672.72 : x
  2. Step 2: Convert to fraction form
    112,951,380.96/169,498,729.92 = 48,255,672.72/x
  3. Step 3: Cross multiply
    112,951,380.96x = 169,498,729.92 × 48,255,672.72
  4. Step 4: Simplify right side
    112,951,380.96x = 8,179,275,237,475,191
  5. Step 5: Solve for x
    x = 8,179,275,237,475,191/112,951,380.96
  6. Step 6: Final answer
    x = 72,414,123.39

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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.