Home / 125,565.21-188,326.89-41,326.29

Finding the Fourth Proportional to 125,565.21, 188,326.89 and 41,326.29

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Solution

The fourth proportional to 125,565.21, 188,326.89 and 41,326.29 is: 61,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,565.21 : 188,326.89 = 41,326.29 : x
  2. Step 2: Convert to fraction form
    125,565.21/188,326.89 = 41,326.29/x
  3. Step 3: Cross multiply
    125,565.21x = 188,326.89 × 41,326.29
  4. Step 4: Simplify right side
    125,565.21x = 7,782,851,670.94
  5. Step 5: Solve for x
    x = 7,782,851,670.94/125,565.21
  6. Step 6: Final answer
    x = 61,982.55

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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.