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Finding the Fourth Proportional to 225,967.66, 338,953.42 and 57,488.14

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Solution

The fourth proportional to 225,967.66, 338,953.42 and 57,488.14 is: 86,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,967.66 : 338,953.42 = 57,488.14 : x
  2. Step 2: Convert to fraction form
    225,967.66/338,953.42 = 57,488.14/x
  3. Step 3: Cross multiply
    225,967.66x = 338,953.42 × 57,488.14
  4. Step 4: Simplify right side
    225,967.66x = 19,485,801,662.44
  5. Step 5: Solve for x
    x = 19,485,801,662.44/225,967.66
  6. Step 6: Final answer
    x = 86,232.70

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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.