Home / 251,983.84-347,581.36-149,940.32

Finding the Fourth Proportional to 251,983.84, 347,581.36 and 149,940.32

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Solution

The fourth proportional to 251,983.84, 347,581.36 and 149,940.32 is: 206,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,983.84 : 347,581.36 = 149,940.32 : x
  2. Step 2: Convert to fraction form
    251,983.84/347,581.36 = 149,940.32/x
  3. Step 3: Cross multiply
    251,983.84x = 347,581.36 × 149,940.32
  4. Step 4: Simplify right side
    251,983.84x = 52,116,460,344.44
  5. Step 5: Solve for x
    x = 52,116,460,344.44/251,983.84
  6. Step 6: Final answer
    x = 206,824.61

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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.