Home / 146,790.20-220,185.30-96,051.80

Finding the Fourth Proportional to 146,790.20, 220,185.30 and 96,051.80

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Solution

The fourth proportional to 146,790.20, 220,185.30 and 96,051.80 is: 144,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,790.20 : 220,185.30 = 96,051.80 : x
  2. Step 2: Convert to fraction form
    146,790.20/220,185.30 = 96,051.80/x
  3. Step 3: Cross multiply
    146,790.20x = 220,185.30 × 96,051.80
  4. Step 4: Simplify right side
    146,790.20x = 21,149,194,398.54
  5. Step 5: Solve for x
    x = 21,149,194,398.54/146,790.20
  6. Step 6: Final answer
    x = 144,077.70

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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.