Home / 125,716.11-188,534.13-41,460.51

Finding the Fourth Proportional to 125,716.11, 188,534.13 and 41,460.51

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Solution

The fourth proportional to 125,716.11, 188,534.13 and 41,460.51 is: 62,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,716.11 : 188,534.13 = 41,460.51 : x
  2. Step 2: Convert to fraction form
    125,716.11/188,534.13 = 41,460.51/x
  3. Step 3: Cross multiply
    125,716.11x = 188,534.13 × 41,460.51
  4. Step 4: Simplify right side
    125,716.11x = 7,816,721,182.21
  5. Step 5: Solve for x
    x = 7,816,721,182.21/125,716.11
  6. Step 6: Final answer
    x = 62,177.56

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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.