Home / 112,951,381.96-169,498,731.42-48,255,673.72

Finding the Fourth Proportional to 112,951,381.96, 169,498,731.42 and 48,255,673.72

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Solution

The fourth proportional to 112,951,381.96, 169,498,731.42 and 48,255,673.72 is: 72,414,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,951,381.96 : 169,498,731.42 = 48,255,673.72 : x
  2. Step 2: Convert to fraction form
    112,951,381.96/169,498,731.42 = 48,255,673.72/x
  3. Step 3: Cross multiply
    112,951,381.96x = 169,498,731.42 × 48,255,673.72
  4. Step 4: Simplify right side
    112,951,381.96x = 8,179,275,479,357,431
  5. Step 5: Solve for x
    x = 8,179,275,479,357,431/112,951,381.96
  6. Step 6: Final answer
    x = 72,414,124.89

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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.