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Finding the Fourth Proportional to 244,804.78, 337,822.58 and 137,376.61

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Solution

The fourth proportional to 244,804.78, 337,822.58 and 137,376.61 is: 189,575.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,804.78 : 337,822.58 = 137,376.61 : x
  2. Step 2: Convert to fraction form
    244,804.78/337,822.58 = 137,376.61/x
  3. Step 3: Cross multiply
    244,804.78x = 337,822.58 × 137,376.61
  4. Step 4: Simplify right side
    244,804.78x = 46,408,920,320.74
  5. Step 5: Solve for x
    x = 46,408,920,320.74/244,804.78
  6. Step 6: Final answer
    x = 189,575.22

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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.