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Finding the Fourth Proportional to 259,719.52, 358,417.92 and 146,544.88

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Solution

The fourth proportional to 259,719.52, 358,417.92 and 146,544.88 is: 202,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,719.52 : 358,417.92 = 146,544.88 : x
  2. Step 2: Convert to fraction form
    259,719.52/358,417.92 = 146,544.88/x
  3. Step 3: Cross multiply
    259,719.52x = 358,417.92 × 146,544.88
  4. Step 4: Simplify right side
    259,719.52x = 52,524,311,076.25
  5. Step 5: Solve for x
    x = 52,524,311,076.25/259,719.52
  6. Step 6: Final answer
    x = 202,234.75

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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.