Home / 125,568.12-188,331.48-41,329.38

Finding the Fourth Proportional to 125,568.12, 188,331.48 and 41,329.38

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Solution

The fourth proportional to 125,568.12, 188,331.48 and 41,329.38 is: 61,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,568.12 : 188,331.48 = 41,329.38 : x
  2. Step 2: Convert to fraction form
    125,568.12/188,331.48 = 41,329.38/x
  3. Step 3: Cross multiply
    125,568.12x = 188,331.48 × 41,329.38
  4. Step 4: Simplify right side
    125,568.12x = 7,783,623,302.88
  5. Step 5: Solve for x
    x = 7,783,623,302.88/125,568.12
  6. Step 6: Final answer
    x = 61,987.26

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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.