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Finding the Fourth Proportional to 125,481.52, 188,182.50 and 41,222.08

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Solution

The fourth proportional to 125,481.52, 188,182.50 and 41,222.08 is: 61,820.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,481.52 : 188,182.50 = 41,222.08 : x
  2. Step 2: Convert to fraction form
    125,481.52/188,182.50 = 41,222.08/x
  3. Step 3: Cross multiply
    125,481.52x = 188,182.50 × 41,222.08
  4. Step 4: Simplify right side
    125,481.52x = 7,757,274,069.60
  5. Step 5: Solve for x
    x = 7,757,274,069.60/125,481.52
  6. Step 6: Final answer
    x = 61,820.05

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1.5x scale

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.