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Finding the Fourth Proportional to 119,662.44, 179,518.56 and 35,415.96

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Solution

The fourth proportional to 119,662.44, 179,518.56 and 35,415.96 is: 53,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,662.44 : 179,518.56 = 35,415.96 : x
  2. Step 2: Convert to fraction form
    119,662.44/179,518.56 = 35,415.96/x
  3. Step 3: Cross multiply
    119,662.44x = 179,518.56 × 35,415.96
  4. Step 4: Simplify right side
    119,662.44x = 6,357,822,140.22
  5. Step 5: Solve for x
    x = 6,357,822,140.22/119,662.44
  6. Step 6: Final answer
    x = 53,131.31

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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.