Home / 378,144.24-567,298.37-111,923.46

Finding the Fourth Proportional to 378,144.24, 567,298.37 and 111,923.46

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Solution

The fourth proportional to 378,144.24, 567,298.37 and 111,923.46 is: 167,909.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,144.24 : 567,298.37 = 111,923.46 : x
  2. Step 2: Convert to fraction form
    378,144.24/567,298.37 = 111,923.46/x
  3. Step 3: Cross multiply
    378,144.24x = 567,298.37 × 111,923.46
  4. Step 4: Simplify right side
    378,144.24x = 63,493,996,422.76
  5. Step 5: Solve for x
    x = 63,493,996,422.76/378,144.24
  6. Step 6: Final answer
    x = 167,909.46

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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.