Home / 259,289.20-357,691.89-173,269.31

Finding the Fourth Proportional to 259,289.20, 357,691.89 and 173,269.31

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Solution

The fourth proportional to 259,289.20, 357,691.89 and 173,269.31 is: 239,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,289.20 : 357,691.89 = 173,269.31 : x
  2. Step 2: Convert to fraction form
    259,289.20/357,691.89 = 173,269.31/x
  3. Step 3: Cross multiply
    259,289.20x = 357,691.89 × 173,269.31
  4. Step 4: Simplify right side
    259,289.20x = 61,977,025,834.20
  5. Step 5: Solve for x
    x = 61,977,025,834.20/259,289.20
  6. Step 6: Final answer
    x = 239,026.64

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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.