Home / 231,614.84-347,429.28-79,810.04

Finding the Fourth Proportional to 231,614.84, 347,429.28 and 79,810.04

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Solution

The fourth proportional to 231,614.84, 347,429.28 and 79,810.04 is: 119,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,614.84 : 347,429.28 = 79,810.04 : x
  2. Step 2: Convert to fraction form
    231,614.84/347,429.28 = 79,810.04/x
  3. Step 3: Cross multiply
    231,614.84x = 347,429.28 × 79,810.04
  4. Step 4: Simplify right side
    231,614.84x = 27,728,344,733.97
  5. Step 5: Solve for x
    x = 27,728,344,733.97/231,614.84
  6. Step 6: Final answer
    x = 119,717.48

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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.