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Finding the Fourth Proportional to 244,409.67, 366,639.84 and 66,916.65

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Solution

The fourth proportional to 244,409.67, 366,639.84 and 66,916.65 is: 100,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,409.67 : 366,639.84 = 66,916.65 : x
  2. Step 2: Convert to fraction form
    244,409.67/366,639.84 = 66,916.65/x
  3. Step 3: Cross multiply
    244,409.67x = 366,639.84 × 66,916.65
  4. Step 4: Simplify right side
    244,409.67x = 24,534,309,849.34
  5. Step 5: Solve for x
    x = 24,534,309,849.34/244,409.67
  6. Step 6: Final answer
    x = 100,381.91

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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.