Home / 125,542.47-188,326.11-41,268.45

Finding the Fourth Proportional to 125,542.47, 188,326.11 and 41,268.45

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Solution

The fourth proportional to 125,542.47, 188,326.11 and 41,268.45 is: 61,906.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,542.47 : 188,326.11 = 41,268.45 : x
  2. Step 2: Convert to fraction form
    125,542.47/188,326.11 = 41,268.45/x
  3. Step 3: Cross multiply
    125,542.47x = 188,326.11 × 41,268.45
  4. Step 4: Simplify right side
    125,542.47x = 7,771,927,515.21
  5. Step 5: Solve for x
    x = 7,771,927,515.21/125,542.47
  6. Step 6: Final answer
    x = 61,906.76

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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.