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Finding the Fourth Proportional to 225,973.62, 338,962.44 and 57,494.10

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Solution

The fourth proportional to 225,973.62, 338,962.44 and 57,494.10 is: 86,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,973.62 : 338,962.44 = 57,494.10 : x
  2. Step 2: Convert to fraction form
    225,973.62/338,962.44 = 57,494.10/x
  3. Step 3: Cross multiply
    225,973.62x = 338,962.44 × 57,494.10
  4. Step 4: Simplify right side
    225,973.62x = 19,488,340,421.60
  5. Step 5: Solve for x
    x = 19,488,340,421.60/225,973.62
  6. Step 6: Final answer
    x = 86,241.66

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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.