Home / 225,982.01-311,854.32-124,009.18

Finding the Fourth Proportional to 225,982.01, 311,854.32 and 124,009.18

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Solution

The fourth proportional to 225,982.01, 311,854.32 and 124,009.18 is: 171,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,982.01 : 311,854.32 = 124,009.18 : x
  2. Step 2: Convert to fraction form
    225,982.01/311,854.32 = 124,009.18/x
  3. Step 3: Cross multiply
    225,982.01x = 311,854.32 × 124,009.18
  4. Step 4: Simplify right side
    225,982.01x = 38,672,799,477.20
  5. Step 5: Solve for x
    x = 38,672,799,477.20/225,982.01
  6. Step 6: Final answer
    x = 171,132.21

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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.