Home / 73,099.22-109,565.19-33,148.64

Finding the Fourth Proportional to 73,099.22, 109,565.19 and 33,148.64

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Solution

The fourth proportional to 73,099.22, 109,565.19 and 33,148.64 is: 49,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,099.22 : 109,565.19 = 33,148.64 : x
  2. Step 2: Convert to fraction form
    73,099.22/109,565.19 = 33,148.64/x
  3. Step 3: Cross multiply
    73,099.22x = 109,565.19 × 33,148.64
  4. Step 4: Simplify right side
    73,099.22x = 3,631,936,492.02
  5. Step 5: Solve for x
    x = 3,631,936,492.02/73,099.22
  6. Step 6: Final answer
    x = 49,685.03

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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.