Home / 226,027.20-338,984-92,944.64

Finding the Fourth Proportional to 226,027.20, 338,984 and 92,944.64

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Solution

The fourth proportional to 226,027.20, 338,984 and 92,944.64 is: 139,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,027.20 : 338,984 = 92,944.64 : x
  2. Step 2: Convert to fraction form
    226,027.20/338,984 = 92,944.64/x
  3. Step 3: Cross multiply
    226,027.20x = 338,984 × 92,944.64
  4. Step 4: Simplify right side
    226,027.20x = 31,506,745,845.76
  5. Step 5: Solve for x
    x = 31,506,745,845.76/226,027.20
  6. Step 6: Final answer
    x = 139,393.60

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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.