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Finding the Fourth Proportional to 119,505.76, 179,284.62 and 36,397.60

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Solution

The fourth proportional to 119,505.76, 179,284.62 and 36,397.60 is: 54,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,505.76 : 179,284.62 = 36,397.60 : x
  2. Step 2: Convert to fraction form
    119,505.76/179,284.62 = 36,397.60/x
  3. Step 3: Cross multiply
    119,505.76x = 179,284.62 × 36,397.60
  4. Step 4: Simplify right side
    119,505.76x = 6,525,529,884.91
  5. Step 5: Solve for x
    x = 6,525,529,884.91/119,505.76
  6. Step 6: Final answer
    x = 54,604.31

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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.