Home / 87,830.04-131,628.42-50,408.04

Finding the Fourth Proportional to 87,830.04, 131,628.42 and 50,408.04

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Solution

The fourth proportional to 87,830.04, 131,628.42 and 50,408.04 is: 75,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,830.04 : 131,628.42 = 50,408.04 : x
  2. Step 2: Convert to fraction form
    87,830.04/131,628.42 = 50,408.04/x
  3. Step 3: Cross multiply
    87,830.04x = 131,628.42 × 50,408.04
  4. Step 4: Simplify right side
    87,830.04x = 6,635,130,660.50
  5. Step 5: Solve for x
    x = 6,635,130,660.50/87,830.04
  6. Step 6: Final answer
    x = 75,545.12

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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.