Home / 219,323.24-328,546.30-100,832.20

Finding the Fourth Proportional to 219,323.24, 328,546.30 and 100,832.20

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Solution

The fourth proportional to 219,323.24, 328,546.30 and 100,832.20 is: 151,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,323.24 : 328,546.30 = 100,832.20 : x
  2. Step 2: Convert to fraction form
    219,323.24/328,546.30 = 100,832.20/x
  3. Step 3: Cross multiply
    219,323.24x = 328,546.30 × 100,832.20
  4. Step 4: Simplify right side
    219,323.24x = 33,128,046,230.86
  5. Step 5: Solve for x
    x = 33,128,046,230.86/219,323.24
  6. Step 6: Final answer
    x = 151,046.68

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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.