Home / 191,974.46-264,931.97-107,107.92

Finding the Fourth Proportional to 191,974.46, 264,931.97 and 107,107.92

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Solution

The fourth proportional to 191,974.46, 264,931.97 and 107,107.92 is: 147,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,974.46 : 264,931.97 = 107,107.92 : x
  2. Step 2: Convert to fraction form
    191,974.46/264,931.97 = 107,107.92/x
  3. Step 3: Cross multiply
    191,974.46x = 264,931.97 × 107,107.92
  4. Step 4: Simplify right side
    191,974.46x = 28,376,311,712.66
  5. Step 5: Solve for x
    x = 28,376,311,712.66/191,974.46
  6. Step 6: Final answer
    x = 147,812.96

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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.