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Finding the Fourth Proportional to 119,819, 179,712.89 and 35,577.47

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Solution

The fourth proportional to 119,819, 179,712.89 and 35,577.47 is: 53,361.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,819 : 179,712.89 = 35,577.47 : x
  2. Step 2: Convert to fraction form
    119,819/179,712.89 = 35,577.47/x
  3. Step 3: Cross multiply
    119,819x = 179,712.89 × 35,577.47
  4. Step 4: Simplify right side
    119,819x = 6,393,729,774.70
  5. Step 5: Solve for x
    x = 6,393,729,774.70/119,819
  6. Step 6: Final answer
    x = 53,361.57

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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.