Home / 133,096.32-199,586.16-49,932

Finding the Fourth Proportional to 133,096.32, 199,586.16 and 49,932

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Solution

The fourth proportional to 133,096.32, 199,586.16 and 49,932 is: 74,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,096.32 : 199,586.16 = 49,932 : x
  2. Step 2: Convert to fraction form
    133,096.32/199,586.16 = 49,932/x
  3. Step 3: Cross multiply
    133,096.32x = 199,586.16 × 49,932
  4. Step 4: Simplify right side
    133,096.32x = 9,965,736,141.12
  5. Step 5: Solve for x
    x = 9,965,736,141.12/133,096.32
  6. Step 6: Final answer
    x = 74,876.12

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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.