Home / 146,405.22-219,660.51-57,609.54

Finding the Fourth Proportional to 146,405.22, 219,660.51 and 57,609.54

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Solution

The fourth proportional to 146,405.22, 219,660.51 and 57,609.54 is: 86,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,405.22 : 219,660.51 = 57,609.54 : x
  2. Step 2: Convert to fraction form
    146,405.22/219,660.51 = 57,609.54/x
  3. Step 3: Cross multiply
    146,405.22x = 219,660.51 × 57,609.54
  4. Step 4: Simplify right side
    146,405.22x = 12,654,540,937.27
  5. Step 5: Solve for x
    x = 12,654,540,937.27/146,405.22
  6. Step 6: Final answer
    x = 86,435.04

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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.