Home / 259,712.13-358,424.61-146,556.75

Finding the Fourth Proportional to 259,712.13, 358,424.61 and 146,556.75

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Solution

The fourth proportional to 259,712.13, 358,424.61 and 146,556.75 is: 202,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,712.13 : 358,424.61 = 146,556.75 : x
  2. Step 2: Convert to fraction form
    259,712.13/358,424.61 = 146,556.75/x
  3. Step 3: Cross multiply
    259,712.13x = 358,424.61 × 146,556.75
  4. Step 4: Simplify right side
    259,712.13x = 52,529,545,961.62
  5. Step 5: Solve for x
    x = 52,529,545,961.62/259,712.13
  6. Step 6: Final answer
    x = 202,260.66

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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.