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Finding the Fourth Proportional to 244,331.78, 337,173.60 and 136,901.48

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Solution

The fourth proportional to 244,331.78, 337,173.60 and 136,901.48 is: 188,921.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,331.78 : 337,173.60 = 136,901.48 : x
  2. Step 2: Convert to fraction form
    244,331.78/337,173.60 = 136,901.48/x
  3. Step 3: Cross multiply
    244,331.78x = 337,173.60 × 136,901.48
  4. Step 4: Simplify right side
    244,331.78x = 46,159,564,856.93
  5. Step 5: Solve for x
    x = 46,159,564,856.93/244,331.78
  6. Step 6: Final answer
    x = 188,921.66

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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.