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Finding the Fourth Proportional to 150,846.76, 226,319.28 and 71,950.72

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Solution

The fourth proportional to 150,846.76, 226,319.28 and 71,950.72 is: 107,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,846.76 : 226,319.28 = 71,950.72 : x
  2. Step 2: Convert to fraction form
    150,846.76/226,319.28 = 71,950.72/x
  3. Step 3: Cross multiply
    150,846.76x = 226,319.28 × 71,950.72
  4. Step 4: Simplify right side
    150,846.76x = 16,283,835,145.88
  5. Step 5: Solve for x
    x = 16,283,835,145.88/150,846.76
  6. Step 6: Final answer
    x = 107,949.52

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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.