Home / 114,956.20-172,331.70-44,819.20

Finding the Fourth Proportional to 114,956.20, 172,331.70 and 44,819.20

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Solution

The fourth proportional to 114,956.20, 172,331.70 and 44,819.20 is: 67,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,956.20 : 172,331.70 = 44,819.20 : x
  2. Step 2: Convert to fraction form
    114,956.20/172,331.70 = 44,819.20/x
  3. Step 3: Cross multiply
    114,956.20x = 172,331.70 × 44,819.20
  4. Step 4: Simplify right side
    114,956.20x = 7,723,768,928.64
  5. Step 5: Solve for x
    x = 7,723,768,928.64/114,956.20
  6. Step 6: Final answer
    x = 67,188.80

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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.