Home / 243,772.39-336,468.50-148,346.29

Finding the Fourth Proportional to 243,772.39, 336,468.50 and 148,346.29

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Solution

The fourth proportional to 243,772.39, 336,468.50 and 148,346.29 is: 204,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,772.39 : 336,468.50 = 148,346.29 : x
  2. Step 2: Convert to fraction form
    243,772.39/336,468.50 = 148,346.29/x
  3. Step 3: Cross multiply
    243,772.39x = 336,468.50 × 148,346.29
  4. Step 4: Simplify right side
    243,772.39x = 49,913,853,676.87
  5. Step 5: Solve for x
    x = 49,913,853,676.87/243,772.39
  6. Step 6: Final answer
    x = 204,755.98

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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.