Home / 210,072.44-289,899.78-114,578.84

Finding the Fourth Proportional to 210,072.44, 289,899.78 and 114,578.84

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Solution

The fourth proportional to 210,072.44, 289,899.78 and 114,578.84 is: 158,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,072.44 : 289,899.78 = 114,578.84 : x
  2. Step 2: Convert to fraction form
    210,072.44/289,899.78 = 114,578.84/x
  3. Step 3: Cross multiply
    210,072.44x = 289,899.78 × 114,578.84
  4. Step 4: Simplify right side
    210,072.44x = 33,216,380,508.66
  5. Step 5: Solve for x
    x = 33,216,380,508.66/210,072.44
  6. Step 6: Final answer
    x = 158,118.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.