Home / 79,724.20-110,019.48-43,914.28

Finding the Fourth Proportional to 79,724.20, 110,019.48 and 43,914.28

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Solution

The fourth proportional to 79,724.20, 110,019.48 and 43,914.28 is: 60,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.20 : 110,019.48 = 43,914.28 : x
  2. Step 2: Convert to fraction form
    79,724.20/110,019.48 = 43,914.28/x
  3. Step 3: Cross multiply
    79,724.20x = 110,019.48 × 43,914.28
  4. Step 4: Simplify right side
    79,724.20x = 4,831,426,250.17
  5. Step 5: Solve for x
    x = 4,831,426,250.17/79,724.20
  6. Step 6: Final answer
    x = 60,601.75

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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.