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Finding the Fourth Proportional to 119,390.76, 179,096.22 and 36,285.48

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Solution

The fourth proportional to 119,390.76, 179,096.22 and 36,285.48 is: 54,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,390.76 : 179,096.22 = 36,285.48 : x
  2. Step 2: Convert to fraction form
    119,390.76/179,096.22 = 36,285.48/x
  3. Step 3: Cross multiply
    119,390.76x = 179,096.22 × 36,285.48
  4. Step 4: Simplify right side
    119,390.76x = 6,498,592,308.89
  5. Step 5: Solve for x
    x = 6,498,592,308.89/119,390.76
  6. Step 6: Final answer
    x = 54,431.28

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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.