Home / 226,375.20-312,002.34-165,817.14

Finding the Fourth Proportional to 226,375.20, 312,002.34 and 165,817.14

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Solution

The fourth proportional to 226,375.20, 312,002.34 and 165,817.14 is: 228,538.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,375.20 : 312,002.34 = 165,817.14 : x
  2. Step 2: Convert to fraction form
    226,375.20/312,002.34 = 165,817.14/x
  3. Step 3: Cross multiply
    226,375.20x = 312,002.34 × 165,817.14
  4. Step 4: Simplify right side
    226,375.20x = 51,735,335,692.11
  5. Step 5: Solve for x
    x = 51,735,335,692.11/226,375.20
  6. Step 6: Final answer
    x = 228,538.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.