Home / 161,068.41-241,420.32-82,015.65

Finding the Fourth Proportional to 161,068.41, 241,420.32 and 82,015.65

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Solution

The fourth proportional to 161,068.41, 241,420.32 and 82,015.65 is: 122,930.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,068.41 : 241,420.32 = 82,015.65 : x
  2. Step 2: Convert to fraction form
    161,068.41/241,420.32 = 82,015.65/x
  3. Step 3: Cross multiply
    161,068.41x = 241,420.32 × 82,015.65
  4. Step 4: Simplify right side
    161,068.41x = 19,800,244,468.01
  5. Step 5: Solve for x
    x = 19,800,244,468.01/161,068.41
  6. Step 6: Final answer
    x = 122,930.65

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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.