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Finding the Fourth Proportional to 125,903.54, 188,855.33 and 41,641.09

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Solution

The fourth proportional to 125,903.54, 188,855.33 and 41,641.09 is: 62,461.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,903.54 : 188,855.33 = 41,641.09 : x
  2. Step 2: Convert to fraction form
    125,903.54/188,855.33 = 41,641.09/x
  3. Step 3: Cross multiply
    125,903.54x = 188,855.33 × 41,641.09
  4. Step 4: Simplify right side
    125,903.54x = 7,864,141,585.30
  5. Step 5: Solve for x
    x = 7,864,141,585.30/125,903.54
  6. Step 6: Final answer
    x = 62,461.64

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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.