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Finding the Fourth Proportional to 150,700.80, 226,051.20 and 45,508.80

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Solution

The fourth proportional to 150,700.80, 226,051.20 and 45,508.80 is: 68,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,700.80 : 226,051.20 = 45,508.80 : x
  2. Step 2: Convert to fraction form
    150,700.80/226,051.20 = 45,508.80/x
  3. Step 3: Cross multiply
    150,700.80x = 226,051.20 × 45,508.80
  4. Step 4: Simplify right side
    150,700.80x = 10,287,318,850.56
  5. Step 5: Solve for x
    x = 10,287,318,850.56/150,700.80
  6. Step 6: Final answer
    x = 68,263.20

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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.