Home / 231,715.49-347,579.30-73,943.79

Finding the Fourth Proportional to 231,715.49, 347,579.30 and 73,943.79

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Solution

The fourth proportional to 231,715.49, 347,579.30 and 73,943.79 is: 110,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,715.49 : 347,579.30 = 73,943.79 : x
  2. Step 2: Convert to fraction form
    231,715.49/347,579.30 = 73,943.79/x
  3. Step 3: Cross multiply
    231,715.49x = 347,579.30 × 73,943.79
  4. Step 4: Simplify right side
    231,715.49x = 25,701,329,648.98
  5. Step 5: Solve for x
    x = 25,701,329,648.98/231,715.49
  6. Step 6: Final answer
    x = 110,917.62

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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.