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Finding the Fourth Proportional to 43,401.81, 65,102.22 and 32,936.10

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Solution

The fourth proportional to 43,401.81, 65,102.22 and 32,936.10 is: 49,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,401.81 : 65,102.22 = 32,936.10 : x
  2. Step 2: Convert to fraction form
    43,401.81/65,102.22 = 32,936.10/x
  3. Step 3: Cross multiply
    43,401.81x = 65,102.22 × 32,936.10
  4. Step 4: Simplify right side
    43,401.81x = 2,144,213,228.14
  5. Step 5: Solve for x
    x = 2,144,213,228.14/43,401.81
  6. Step 6: Final answer
    x = 49,403.77

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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.