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Finding the Fourth Proportional to 259,842.38, 358,582.50 and 146,672.42

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Solution

The fourth proportional to 259,842.38, 358,582.50 and 146,672.42 is: 202,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,842.38 : 358,582.50 = 146,672.42 : x
  2. Step 2: Convert to fraction form
    259,842.38/358,582.50 = 146,672.42/x
  3. Step 3: Cross multiply
    259,842.38x = 358,582.50 × 146,672.42
  4. Step 4: Simplify right side
    259,842.38x = 52,594,161,251.74
  5. Step 5: Solve for x
    x = 52,594,161,251.74/259,842.38
  6. Step 6: Final answer
    x = 202,407.95

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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.