Home / 63,401.28-95,011.20-35,640.96

Finding the Fourth Proportional to 63,401.28, 95,011.20 and 35,640.96

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Solution

The fourth proportional to 63,401.28, 95,011.20 and 35,640.96 is: 53,410.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,401.28 : 95,011.20 = 35,640.96 : x
  2. Step 2: Convert to fraction form
    63,401.28/95,011.20 = 35,640.96/x
  3. Step 3: Cross multiply
    63,401.28x = 95,011.20 × 35,640.96
  4. Step 4: Simplify right side
    63,401.28x = 3,386,290,378.75
  5. Step 5: Solve for x
    x = 3,386,290,378.75/63,401.28
  6. Step 6: Final answer
    x = 53,410.44

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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.