Home / 194,285.92-268,107.36-108,242.88

Finding the Fourth Proportional to 194,285.92, 268,107.36 and 108,242.88

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Solution

The fourth proportional to 194,285.92, 268,107.36 and 108,242.88 is: 149,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,285.92 : 268,107.36 = 108,242.88 : x
  2. Step 2: Convert to fraction form
    194,285.92/268,107.36 = 108,242.88/x
  3. Step 3: Cross multiply
    194,285.92x = 268,107.36 × 108,242.88
  4. Step 4: Simplify right side
    194,285.92x = 29,020,712,795.60
  5. Step 5: Solve for x
    x = 29,020,712,795.60/194,285.92
  6. Step 6: Final answer
    x = 149,371.16

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1.5x scale

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.