Home / 259,121.29-388,889.30-134,497.93

Finding the Fourth Proportional to 259,121.29, 388,889.30 and 134,497.93

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Solution

The fourth proportional to 259,121.29, 388,889.30 and 134,497.93 is: 201,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,121.29 : 388,889.30 = 134,497.93 : x
  2. Step 2: Convert to fraction form
    259,121.29/388,889.30 = 134,497.93/x
  3. Step 3: Cross multiply
    259,121.29x = 388,889.30 × 134,497.93
  4. Step 4: Simplify right side
    259,121.29x = 52,304,805,849.15
  5. Step 5: Solve for x
    x = 52,304,805,849.15/259,121.29
  6. Step 6: Final answer
    x = 201,854.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.