Home / 225,457.16-338,191.20-75,702.33

Finding the Fourth Proportional to 225,457.16, 338,191.20 and 75,702.33

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Solution

The fourth proportional to 225,457.16, 338,191.20 and 75,702.33 is: 113,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,457.16 : 338,191.20 = 75,702.33 : x
  2. Step 2: Convert to fraction form
    225,457.16/338,191.20 = 75,702.33/x
  3. Step 3: Cross multiply
    225,457.16x = 338,191.20 × 75,702.33
  4. Step 4: Simplify right side
    225,457.16x = 25,601,861,825.50
  5. Step 5: Solve for x
    x = 25,601,861,825.50/225,457.16
  6. Step 6: Final answer
    x = 113,555.33

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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.