Home / 73,111.79-109,671.56-23,195.73

Finding the Fourth Proportional to 73,111.79, 109,671.56 and 23,195.73

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Solution

The fourth proportional to 73,111.79, 109,671.56 and 23,195.73 is: 34,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,111.79 : 109,671.56 = 23,195.73 : x
  2. Step 2: Convert to fraction form
    73,111.79/109,671.56 = 23,195.73/x
  3. Step 3: Cross multiply
    73,111.79x = 109,671.56 × 23,195.73
  4. Step 4: Simplify right side
    73,111.79x = 2,543,911,778.46
  5. Step 5: Solve for x
    x = 2,543,911,778.46/73,111.79
  6. Step 6: Final answer
    x = 34,794.83

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1.5x scale

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.