Home / 219,646.55-329,378.57-107,294.15

Finding the Fourth Proportional to 219,646.55, 329,378.57 and 107,294.15

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Solution

The fourth proportional to 219,646.55, 329,378.57 and 107,294.15 is: 160,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,646.55 : 329,378.57 = 107,294.15 : x
  2. Step 2: Convert to fraction form
    219,646.55/329,378.57 = 107,294.15/x
  3. Step 3: Cross multiply
    219,646.55x = 329,378.57 × 107,294.15
  4. Step 4: Simplify right side
    219,646.55x = 35,340,394,385.69
  5. Step 5: Solve for x
    x = 35,340,394,385.69/219,646.55
  6. Step 6: Final answer
    x = 160,896.65

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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.