Home / 79,849.20-110,187.36-44,039.28

Finding the Fourth Proportional to 79,849.20, 110,187.36 and 44,039.28

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Solution

The fourth proportional to 79,849.20, 110,187.36 and 44,039.28 is: 60,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,849.20 : 110,187.36 = 44,039.28 : x
  2. Step 2: Convert to fraction form
    79,849.20/110,187.36 = 44,039.28/x
  3. Step 3: Cross multiply
    79,849.20x = 110,187.36 × 44,039.28
  4. Step 4: Simplify right side
    79,849.20x = 4,852,571,999.50
  5. Step 5: Solve for x
    x = 4,852,571,999.50/79,849.20
  6. Step 6: Final answer
    x = 60,771.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.