Home / 232,419.27-320,725.11-130,435.20

Finding the Fourth Proportional to 232,419.27, 320,725.11 and 130,435.20

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Solution

The fourth proportional to 232,419.27, 320,725.11 and 130,435.20 is: 179,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,419.27 : 320,725.11 = 130,435.20 : x
  2. Step 2: Convert to fraction form
    232,419.27/320,725.11 = 130,435.20/x
  3. Step 3: Cross multiply
    232,419.27x = 320,725.11 × 130,435.20
  4. Step 4: Simplify right side
    232,419.27x = 41,833,843,867.87
  5. Step 5: Solve for x
    x = 41,833,843,867.87/232,419.27
  6. Step 6: Final answer
    x = 179,993.01

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1.5x scale

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.