Home / 139,249.44-208,878.21-34,068.38

Finding the Fourth Proportional to 139,249.44, 208,878.21 and 34,068.38

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Solution

The fourth proportional to 139,249.44, 208,878.21 and 34,068.38 is: 51,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,249.44 : 208,878.21 = 34,068.38 : x
  2. Step 2: Convert to fraction form
    139,249.44/208,878.21 = 34,068.38/x
  3. Step 3: Cross multiply
    139,249.44x = 208,878.21 × 34,068.38
  4. Step 4: Simplify right side
    139,249.44x = 7,116,142,232.00
  5. Step 5: Solve for x
    x = 7,116,142,232.00/139,249.44
  6. Step 6: Final answer
    x = 51,103.56

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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.