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Finding the Fourth Proportional to 225,462.08, 337,899.20 and 125,618.24

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Solution

The fourth proportional to 225,462.08, 337,899.20 and 125,618.24 is: 188,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,462.08 : 337,899.20 = 125,618.24 : x
  2. Step 2: Convert to fraction form
    225,462.08/337,899.20 = 125,618.24/x
  3. Step 3: Cross multiply
    225,462.08x = 337,899.20 × 125,618.24
  4. Step 4: Simplify right side
    225,462.08x = 42,446,302,801.41
  5. Step 5: Solve for x
    x = 42,446,302,801.41/225,462.08
  6. Step 6: Final answer
    x = 188,263.60

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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.