Home / 234,511.72-351,557.33-84,716.80

Finding the Fourth Proportional to 234,511.72, 351,557.33 and 84,716.80

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Solution

The fourth proportional to 234,511.72, 351,557.33 and 84,716.80 is: 126,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,511.72 : 351,557.33 = 84,716.80 : x
  2. Step 2: Convert to fraction form
    234,511.72/351,557.33 = 84,716.80/x
  3. Step 3: Cross multiply
    234,511.72x = 351,557.33 × 84,716.80
  4. Step 4: Simplify right side
    234,511.72x = 29,782,810,256.36
  5. Step 5: Solve for x
    x = 29,782,810,256.36/234,511.72
  6. Step 6: Final answer
    x = 126,999.24

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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.