Home / 125,571.24-188,116.26-121,350.33

Finding the Fourth Proportional to 125,571.24, 188,116.26 and 121,350.33

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Solution

The fourth proportional to 125,571.24, 188,116.26 and 121,350.33 is: 181,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,571.24 : 188,116.26 = 121,350.33 : x
  2. Step 2: Convert to fraction form
    125,571.24/188,116.26 = 121,350.33/x
  3. Step 3: Cross multiply
    125,571.24x = 188,116.26 × 121,350.33
  4. Step 4: Simplify right side
    125,571.24x = 22,827,970,229.37
  5. Step 5: Solve for x
    x = 22,827,970,229.37/125,571.24
  6. Step 6: Final answer
    x = 181,792.98

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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.