Home / 125,222.48-187,831.73-39,832.13

Finding the Fourth Proportional to 125,222.48, 187,831.73 and 39,832.13

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Solution

The fourth proportional to 125,222.48, 187,831.73 and 39,832.13 is: 59,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,222.48 : 187,831.73 = 39,832.13 : x
  2. Step 2: Convert to fraction form
    125,222.48/187,831.73 = 39,832.13/x
  3. Step 3: Cross multiply
    125,222.48x = 187,831.73 × 39,832.13
  4. Step 4: Simplify right side
    125,222.48x = 7,481,738,157.90
  5. Step 5: Solve for x
    x = 7,481,738,157.90/125,222.48
  6. Step 6: Final answer
    x = 59,747.56

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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.