Home / 119,942.23-179,914.18-82,388.48

Finding the Fourth Proportional to 119,942.23, 179,914.18 and 82,388.48

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Solution

The fourth proportional to 119,942.23, 179,914.18 and 82,388.48 is: 123,583.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,942.23 : 179,914.18 = 82,388.48 : x
  2. Step 2: Convert to fraction form
    119,942.23/179,914.18 = 82,388.48/x
  3. Step 3: Cross multiply
    119,942.23x = 179,914.18 × 82,388.48
  4. Step 4: Simplify right side
    119,942.23x = 14,822,854,509.13
  5. Step 5: Solve for x
    x = 14,822,854,509.13/119,942.23
  6. Step 6: Final answer
    x = 123,583.28

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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.