Home / 234,025.20-351,037.80-231,692.40

Finding the Fourth Proportional to 234,025.20, 351,037.80 and 231,692.40

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Solution

The fourth proportional to 234,025.20, 351,037.80 and 231,692.40 is: 347,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,025.20 : 351,037.80 = 231,692.40 : x
  2. Step 2: Convert to fraction form
    234,025.20/351,037.80 = 231,692.40/x
  3. Step 3: Cross multiply
    234,025.20x = 351,037.80 × 231,692.40
  4. Step 4: Simplify right side
    234,025.20x = 81,332,790,372.72
  5. Step 5: Solve for x
    x = 81,332,790,372.72/234,025.20
  6. Step 6: Final answer
    x = 347,538.60

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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.