Home / 237,961.62-356,466.45-143,139.51

Finding the Fourth Proportional to 237,961.62, 356,466.45 and 143,139.51

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Solution

The fourth proportional to 237,961.62, 356,466.45 and 143,139.51 is: 214,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,961.62 : 356,466.45 = 143,139.51 : x
  2. Step 2: Convert to fraction form
    237,961.62/356,466.45 = 143,139.51/x
  3. Step 3: Cross multiply
    237,961.62x = 356,466.45 × 143,139.51
  4. Step 4: Simplify right side
    237,961.62x = 51,024,432,984.44
  5. Step 5: Solve for x
    x = 51,024,432,984.44/237,961.62
  6. Step 6: Final answer
    x = 214,422.95

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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.