Home / 225,547.70-338,327.03-75,790.16

Finding the Fourth Proportional to 225,547.70, 338,327.03 and 75,790.16

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Solution

The fourth proportional to 225,547.70, 338,327.03 and 75,790.16 is: 113,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,547.70 : 338,327.03 = 75,790.16 : x
  2. Step 2: Convert to fraction form
    225,547.70/338,327.03 = 75,790.16/x
  3. Step 3: Cross multiply
    225,547.70x = 338,327.03 × 75,790.16
  4. Step 4: Simplify right side
    225,547.70x = 25,641,858,233.87
  5. Step 5: Solve for x
    x = 25,641,858,233.87/225,547.70
  6. Step 6: Final answer
    x = 113,687.08

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1.5x scale

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.