Home / 225,344.07-310,974.91-123,376.14

Finding the Fourth Proportional to 225,344.07, 310,974.91 and 123,376.14

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Solution

The fourth proportional to 225,344.07, 310,974.91 and 123,376.14 is: 170,259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,344.07 : 310,974.91 = 123,376.14 : x
  2. Step 2: Convert to fraction form
    225,344.07/310,974.91 = 123,376.14/x
  3. Step 3: Cross multiply
    225,344.07x = 310,974.91 × 123,376.14
  4. Step 4: Simplify right side
    225,344.07x = 38,366,883,724.21
  5. Step 5: Solve for x
    x = 38,366,883,724.21/225,344.07
  6. Step 6: Final answer
    x = 170,259.12

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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.