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Finding the Fourth Proportional to 37,187.86, 55,764.78 and 22,201.78

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Solution

The fourth proportional to 37,187.86, 55,764.78 and 22,201.78 is: 33,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.86 : 55,764.78 = 22,201.78 : x
  2. Step 2: Convert to fraction form
    37,187.86/55,764.78 = 22,201.78/x
  3. Step 3: Cross multiply
    37,187.86x = 55,764.78 × 22,201.78
  4. Step 4: Simplify right side
    37,187.86x = 1,238,077,377.31
  5. Step 5: Solve for x
    x = 1,238,077,377.31/37,187.86
  6. Step 6: Final answer
    x = 33,292.51

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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.