Home / 243,560.20-336,216.72-148,097.56

Finding the Fourth Proportional to 243,560.20, 336,216.72 and 148,097.56

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Solution

The fourth proportional to 243,560.20, 336,216.72 and 148,097.56 is: 204,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,560.20 : 336,216.72 = 148,097.56 : x
  2. Step 2: Convert to fraction form
    243,560.20/336,216.72 = 148,097.56/x
  3. Step 3: Cross multiply
    243,560.20x = 336,216.72 × 148,097.56
  4. Step 4: Simplify right side
    243,560.20x = 49,792,875,863.20
  5. Step 5: Solve for x
    x = 49,792,875,863.20/243,560.20
  6. Step 6: Final answer
    x = 204,437.65

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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.