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Finding the Fourth Proportional to 73,415.40, 110,015.01 and 32,839.71

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Solution

The fourth proportional to 73,415.40, 110,015.01 and 32,839.71 is: 49,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,415.40 : 110,015.01 = 32,839.71 : x
  2. Step 2: Convert to fraction form
    73,415.40/110,015.01 = 32,839.71/x
  3. Step 3: Cross multiply
    73,415.40x = 110,015.01 × 32,839.71
  4. Step 4: Simplify right side
    73,415.40x = 3,612,861,024.05
  5. Step 5: Solve for x
    x = 3,612,861,024.05/73,415.40
  6. Step 6: Final answer
    x = 49,211.21

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1.5x scale

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.