Home / 125,857.07-188,789.70-37,103.14

Finding the Fourth Proportional to 125,857.07, 188,789.70 and 37,103.14

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Solution

The fourth proportional to 125,857.07, 188,789.70 and 37,103.14 is: 55,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,857.07 : 188,789.70 = 37,103.14 : x
  2. Step 2: Convert to fraction form
    125,857.07/188,789.70 = 37,103.14/x
  3. Step 3: Cross multiply
    125,857.07x = 188,789.70 × 37,103.14
  4. Step 4: Simplify right side
    125,857.07x = 7,004,690,357.28
  5. Step 5: Solve for x
    x = 7,004,690,357.28/125,857.07
  6. Step 6: Final answer
    x = 55,655.92

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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.