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Finding the Fourth Proportional to 244,883.76, 337,913.55 and 137,465.61

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Solution

The fourth proportional to 244,883.76, 337,913.55 and 137,465.61 is: 189,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,883.76 : 337,913.55 = 137,465.61 : x
  2. Step 2: Convert to fraction form
    244,883.76/337,913.55 = 137,465.61/x
  3. Step 3: Cross multiply
    244,883.76x = 337,913.55 × 137,465.61
  4. Step 4: Simplify right side
    244,883.76x = 46,451,492,278.02
  5. Step 5: Solve for x
    x = 46,451,492,278.02/244,883.76
  6. Step 6: Final answer
    x = 189,687.92

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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.