Home / 146,646.20-219,880.20-57,797.30

Finding the Fourth Proportional to 146,646.20, 219,880.20 and 57,797.30

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Solution

The fourth proportional to 146,646.20, 219,880.20 and 57,797.30 is: 86,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,646.20 : 219,880.20 = 57,797.30 : x
  2. Step 2: Convert to fraction form
    146,646.20/219,880.20 = 57,797.30/x
  3. Step 3: Cross multiply
    146,646.20x = 219,880.20 × 57,797.30
  4. Step 4: Simplify right side
    146,646.20x = 12,708,481,883.46
  5. Step 5: Solve for x
    x = 12,708,481,883.46/146,646.20
  6. Step 6: Final answer
    x = 86,660.83

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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.