Home / 84,041.03-126,076.53-27,884.51

Finding the Fourth Proportional to 84,041.03, 126,076.53 and 27,884.51

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Solution

The fourth proportional to 84,041.03, 126,076.53 and 27,884.51 is: 41,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,041.03 : 126,076.53 = 27,884.51 : x
  2. Step 2: Convert to fraction form
    84,041.03/126,076.53 = 27,884.51/x
  3. Step 3: Cross multiply
    84,041.03x = 126,076.53 × 27,884.51
  4. Step 4: Simplify right side
    84,041.03x = 3,515,581,927.66
  5. Step 5: Solve for x
    x = 3,515,581,927.66/84,041.03
  6. Step 6: Final answer
    x = 41,831.73

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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.