Home / 219,647.55-329,380.07-107,295.15

Finding the Fourth Proportional to 219,647.55, 329,380.07 and 107,295.15

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Solution

The fourth proportional to 219,647.55, 329,380.07 and 107,295.15 is: 160,898.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,647.55 : 329,380.07 = 107,295.15 : x
  2. Step 2: Convert to fraction form
    219,647.55/329,380.07 = 107,295.15/x
  3. Step 3: Cross multiply
    219,647.55x = 329,380.07 × 107,295.15
  4. Step 4: Simplify right side
    219,647.55x = 35,340,884,017.66
  5. Step 5: Solve for x
    x = 35,340,884,017.66/219,647.55
  6. Step 6: Final answer
    x = 160,898.15

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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.