Home / 225,467.16-338,206.20-75,712.34

Finding the Fourth Proportional to 225,467.16, 338,206.20 and 75,712.34

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Solution

The fourth proportional to 225,467.16, 338,206.20 and 75,712.34 is: 113,570.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,467.16 : 338,206.20 = 75,712.34 : x
  2. Step 2: Convert to fraction form
    225,467.16/338,206.20 = 75,712.34/x
  3. Step 3: Cross multiply
    225,467.16x = 338,206.20 × 75,712.34
  4. Step 4: Simplify right side
    225,467.16x = 25,606,382,804.51
  5. Step 5: Solve for x
    x = 25,606,382,804.51/225,467.16
  6. Step 6: Final answer
    x = 113,570.34

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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.