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Finding the Fourth Proportional to 244,376.52, 337,243.68 and 136,970.52

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Solution

The fourth proportional to 244,376.52, 337,243.68 and 136,970.52 is: 189,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,376.52 : 337,243.68 = 136,970.52 : x
  2. Step 2: Convert to fraction form
    244,376.52/337,243.68 = 136,970.52/x
  3. Step 3: Cross multiply
    244,376.52x = 337,243.68 × 136,970.52
  4. Step 4: Simplify right side
    244,376.52x = 46,192,442,216.31
  5. Step 5: Solve for x
    x = 46,192,442,216.31/244,376.52
  6. Step 6: Final answer
    x = 189,021.61

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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.