Home / 139,956.20-209,857.24-95,633

Finding the Fourth Proportional to 139,956.20, 209,857.24 and 95,633

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Solution

The fourth proportional to 139,956.20, 209,857.24 and 95,633 is: 143,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,956.20 : 209,857.24 = 95,633 : x
  2. Step 2: Convert to fraction form
    139,956.20/209,857.24 = 95,633/x
  3. Step 3: Cross multiply
    139,956.20x = 209,857.24 × 95,633
  4. Step 4: Simplify right side
    139,956.20x = 20,069,277,432.92
  5. Step 5: Solve for x
    x = 20,069,277,432.92/139,956.20
  6. Step 6: Final answer
    x = 143,396.84

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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.