Home / 219,018.02-328,446.83-106,664.54

Finding the Fourth Proportional to 219,018.02, 328,446.83 and 106,664.54

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Solution

The fourth proportional to 219,018.02, 328,446.83 and 106,664.54 is: 159,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,018.02 : 328,446.83 = 106,664.54 : x
  2. Step 2: Convert to fraction form
    219,018.02/328,446.83 = 106,664.54/x
  3. Step 3: Cross multiply
    219,018.02x = 328,446.83 × 106,664.54
  4. Step 4: Simplify right side
    219,018.02x = 35,033,628,660.84
  5. Step 5: Solve for x
    x = 35,033,628,660.84/219,018.02
  6. Step 6: Final answer
    x = 159,957.75

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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.