Home / 194,487.48-268,414.29-112,833.81

Finding the Fourth Proportional to 194,487.48, 268,414.29 and 112,833.81

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Solution

The fourth proportional to 194,487.48, 268,414.29 and 112,833.81 is: 155,723.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,487.48 : 268,414.29 = 112,833.81 : x
  2. Step 2: Convert to fraction form
    194,487.48/268,414.29 = 112,833.81/x
  3. Step 3: Cross multiply
    194,487.48x = 268,414.29 × 112,833.81
  4. Step 4: Simplify right side
    194,487.48x = 30,286,206,999.14
  5. Step 5: Solve for x
    x = 30,286,206,999.14/194,487.48
  6. Step 6: Final answer
    x = 155,723.17

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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.