Home / 225,964.53-338,948.78-57,485.03

Finding the Fourth Proportional to 225,964.53, 338,948.78 and 57,485.03

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Solution

The fourth proportional to 225,964.53, 338,948.78 and 57,485.03 is: 86,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,964.53 : 338,948.78 = 57,485.03 : x
  2. Step 2: Convert to fraction form
    225,964.53/338,948.78 = 57,485.03/x
  3. Step 3: Cross multiply
    225,964.53x = 338,948.78 × 57,485.03
  4. Step 4: Simplify right side
    225,964.53x = 19,484,480,786.76
  5. Step 5: Solve for x
    x = 19,484,480,786.76/225,964.53
  6. Step 6: Final answer
    x = 86,228.05

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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.