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Finding the Fourth Proportional to 244,011.65, 366,006.70 and 66,518.67

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Solution

The fourth proportional to 244,011.65, 366,006.70 and 66,518.67 is: 99,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,011.65 : 366,006.70 = 66,518.67 : x
  2. Step 2: Convert to fraction form
    244,011.65/366,006.70 = 66,518.67/x
  3. Step 3: Cross multiply
    244,011.65x = 366,006.70 × 66,518.67
  4. Step 4: Simplify right side
    244,011.65x = 24,346,278,895.09
  5. Step 5: Solve for x
    x = 24,346,278,895.09/244,011.65
  6. Step 6: Final answer
    x = 99,775.07

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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.