Home / 109,487.10-164,216.53-34,614.85

Finding the Fourth Proportional to 109,487.10, 164,216.53 and 34,614.85

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Solution

The fourth proportional to 109,487.10, 164,216.53 and 34,614.85 is: 51,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,487.10 : 164,216.53 = 34,614.85 : x
  2. Step 2: Convert to fraction form
    109,487.10/164,216.53 = 34,614.85/x
  3. Step 3: Cross multiply
    109,487.10x = 164,216.53 × 34,614.85
  4. Step 4: Simplify right side
    109,487.10x = 5,684,330,553.47
  5. Step 5: Solve for x
    x = 5,684,330,553.47/109,487.10
  6. Step 6: Final answer
    x = 51,917.81

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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.