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Finding the Fourth Proportional to 259,517.48, 358,133.49 and 146,339.42

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Solution

The fourth proportional to 259,517.48, 358,133.49 and 146,339.42 is: 201,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,517.48 : 358,133.49 = 146,339.42 : x
  2. Step 2: Convert to fraction form
    259,517.48/358,133.49 = 146,339.42/x
  3. Step 3: Cross multiply
    259,517.48x = 358,133.49 × 146,339.42
  4. Step 4: Simplify right side
    259,517.48x = 52,409,045,418.51
  5. Step 5: Solve for x
    x = 52,409,045,418.51/259,517.48
  6. Step 6: Final answer
    x = 201,948.04

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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.