Home / 139,814.44-209,546.62-110,115

Finding the Fourth Proportional to 139,814.44, 209,546.62 and 110,115

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Solution

The fourth proportional to 139,814.44, 209,546.62 and 110,115 is: 165,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,814.44 : 209,546.62 = 110,115 : x
  2. Step 2: Convert to fraction form
    139,814.44/209,546.62 = 110,115/x
  3. Step 3: Cross multiply
    139,814.44x = 209,546.62 × 110,115
  4. Step 4: Simplify right side
    139,814.44x = 23,074,226,061.30
  5. Step 5: Solve for x
    x = 23,074,226,061.30/139,814.44
  6. Step 6: Final answer
    x = 165,034.64

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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.