Home / 73,194.50-109,807.24-28,217.02

Finding the Fourth Proportional to 73,194.50, 109,807.24 and 28,217.02

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Solution

The fourth proportional to 73,194.50, 109,807.24 and 28,217.02 is: 42,331.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,194.50 : 109,807.24 = 28,217.02 : x
  2. Step 2: Convert to fraction form
    73,194.50/109,807.24 = 28,217.02/x
  3. Step 3: Cross multiply
    73,194.50x = 109,807.24 × 28,217.02
  4. Step 4: Simplify right side
    73,194.50x = 3,098,433,087.22
  5. Step 5: Solve for x
    x = 3,098,433,087.22/73,194.50
  6. Step 6: Final answer
    x = 42,331.50

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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.