Home / 225,154.80-337,623.12-91,982.16

Finding the Fourth Proportional to 225,154.80, 337,623.12 and 91,982.16

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Solution

The fourth proportional to 225,154.80, 337,623.12 and 91,982.16 is: 137,928.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,154.80 : 337,623.12 = 91,982.16 : x
  2. Step 2: Convert to fraction form
    225,154.80/337,623.12 = 91,982.16/x
  3. Step 3: Cross multiply
    225,154.80x = 337,623.12 × 91,982.16
  4. Step 4: Simplify right side
    225,154.80x = 31,055,303,843.54
  5. Step 5: Solve for x
    x = 31,055,303,843.54/225,154.80
  6. Step 6: Final answer
    x = 137,928.68

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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.