Home / 146,650.20-219,886.20-57,801.30

Finding the Fourth Proportional to 146,650.20, 219,886.20 and 57,801.30

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Solution

The fourth proportional to 146,650.20, 219,886.20 and 57,801.30 is: 86,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,650.20 : 219,886.20 = 57,801.30 : x
  2. Step 2: Convert to fraction form
    146,650.20/219,886.20 = 57,801.30/x
  3. Step 3: Cross multiply
    146,650.20x = 219,886.20 × 57,801.30
  4. Step 4: Simplify right side
    146,650.20x = 12,709,708,212.06
  5. Step 5: Solve for x
    x = 12,709,708,212.06/146,650.20
  6. Step 6: Final answer
    x = 86,666.83

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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.