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Finding the Fourth Proportional to 119,380.56, 179,009.22 and 35,129.77

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Solution

The fourth proportional to 119,380.56, 179,009.22 and 35,129.77 is: 52,676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,380.56 : 179,009.22 = 35,129.77 : x
  2. Step 2: Convert to fraction form
    119,380.56/179,009.22 = 35,129.77/x
  3. Step 3: Cross multiply
    119,380.56x = 179,009.22 × 35,129.77
  4. Step 4: Simplify right side
    119,380.56x = 6,288,552,726.48
  5. Step 5: Solve for x
    x = 6,288,552,726.48/119,380.56
  6. Step 6: Final answer
    x = 52,676.52

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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.