Home / 225,460.16-338,195.70-75,705.34

Finding the Fourth Proportional to 225,460.16, 338,195.70 and 75,705.34

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Solution

The fourth proportional to 225,460.16, 338,195.70 and 75,705.34 is: 113,559.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,460.16 : 338,195.70 = 75,705.34 : x
  2. Step 2: Convert to fraction form
    225,460.16/338,195.70 = 75,705.34/x
  3. Step 3: Cross multiply
    225,460.16x = 338,195.70 × 75,705.34
  4. Step 4: Simplify right side
    225,460.16x = 25,603,220,455.04
  5. Step 5: Solve for x
    x = 25,603,220,455.04/225,460.16
  6. Step 6: Final answer
    x = 113,559.84

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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.