Home / 79,724.26-110,015.43-43,913.50

Finding the Fourth Proportional to 79,724.26, 110,015.43 and 43,913.50

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Solution

The fourth proportional to 79,724.26, 110,015.43 and 43,913.50 is: 60,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.26 : 110,015.43 = 43,913.50 : x
  2. Step 2: Convert to fraction form
    79,724.26/110,015.43 = 43,913.50/x
  3. Step 3: Cross multiply
    79,724.26x = 110,015.43 × 43,913.50
  4. Step 4: Simplify right side
    79,724.26x = 4,831,162,585.31
  5. Step 5: Solve for x
    x = 4,831,162,585.31/79,724.26
  6. Step 6: Final answer
    x = 60,598.40

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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.