Home / 147,932.70-222,044.85-73,137.30

Finding the Fourth Proportional to 147,932.70, 222,044.85 and 73,137.30

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Solution

The fourth proportional to 147,932.70, 222,044.85 and 73,137.30 is: 109,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,932.70 : 222,044.85 = 73,137.30 : x
  2. Step 2: Convert to fraction form
    147,932.70/222,044.85 = 73,137.30/x
  3. Step 3: Cross multiply
    147,932.70x = 222,044.85 × 73,137.30
  4. Step 4: Simplify right side
    147,932.70x = 16,239,760,807.91
  5. Step 5: Solve for x
    x = 16,239,760,807.91/147,932.70
  6. Step 6: Final answer
    x = 109,778.03

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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.