Home / 234,146.63-323,122.33-126,716.69

Finding the Fourth Proportional to 234,146.63, 323,122.33 and 126,716.69

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Solution

The fourth proportional to 234,146.63, 323,122.33 and 126,716.69 is: 174,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,146.63 : 323,122.33 = 126,716.69 : x
  2. Step 2: Convert to fraction form
    234,146.63/323,122.33 = 126,716.69/x
  3. Step 3: Cross multiply
    234,146.63x = 323,122.33 × 126,716.69
  4. Step 4: Simplify right side
    234,146.63x = 40,944,991,271.33
  5. Step 5: Solve for x
    x = 40,944,991,271.33/234,146.63
  6. Step 6: Final answer
    x = 174,869.02

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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.