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Finding the Fourth Proportional to 225,974.00, 338,962.96 and 57,494.51

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Solution

The fourth proportional to 225,974.00, 338,962.96 and 57,494.51 is: 86,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,974.00 : 338,962.96 = 57,494.51 : x
  2. Step 2: Convert to fraction form
    225,974.00/338,962.96 = 57,494.51/x
  3. Step 3: Cross multiply
    225,974.00x = 338,962.96 × 57,494.51
  4. Step 4: Simplify right side
    225,974.00x = 19,488,508,941.51
  5. Step 5: Solve for x
    x = 19,488,508,941.51/225,974.00
  6. Step 6: Final answer
    x = 86,242.26

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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.