Home / 146,169.60-219,120-52,652.48

Finding the Fourth Proportional to 146,169.60, 219,120 and 52,652.48

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Solution

The fourth proportional to 146,169.60, 219,120 and 52,652.48 is: 78,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,169.60 : 219,120 = 52,652.48 : x
  2. Step 2: Convert to fraction form
    146,169.60/219,120 = 52,652.48/x
  3. Step 3: Cross multiply
    146,169.60x = 219,120 × 52,652.48
  4. Step 4: Simplify right side
    146,169.60x = 11,537,211,417.60
  5. Step 5: Solve for x
    x = 11,537,211,417.60/146,169.60
  6. Step 6: Final answer
    x = 78,930.31

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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.