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Finding the Fourth Proportional to 244,226.55, 366,343.61 and 86,344.59

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Solution

The fourth proportional to 244,226.55, 366,343.61 and 86,344.59 is: 129,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,226.55 : 366,343.61 = 86,344.59 : x
  2. Step 2: Convert to fraction form
    244,226.55/366,343.61 = 86,344.59/x
  3. Step 3: Cross multiply
    244,226.55x = 366,343.61 × 86,344.59
  4. Step 4: Simplify right side
    244,226.55x = 31,631,788,372.85
  5. Step 5: Solve for x
    x = 31,631,788,372.85/244,226.55
  6. Step 6: Final answer
    x = 129,518.22

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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.