Home / 378,064.69-566,904.25-125,253.97

Finding the Fourth Proportional to 378,064.69, 566,904.25 and 125,253.97

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Solution

The fourth proportional to 378,064.69, 566,904.25 and 125,253.97 is: 187,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,064.69 : 566,904.25 = 125,253.97 : x
  2. Step 2: Convert to fraction form
    378,064.69/566,904.25 = 125,253.97/x
  3. Step 3: Cross multiply
    378,064.69x = 566,904.25 × 125,253.97
  4. Step 4: Simplify right side
    378,064.69x = 71,007,007,922.37
  5. Step 5: Solve for x
    x = 71,007,007,922.37/378,064.69
  6. Step 6: Final answer
    x = 187,817.08

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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.