Home / 146,944.80-220,417.20-36,136.80

Finding the Fourth Proportional to 146,944.80, 220,417.20 and 36,136.80

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Solution

The fourth proportional to 146,944.80, 220,417.20 and 36,136.80 is: 54,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,944.80 : 220,417.20 = 36,136.80 : x
  2. Step 2: Convert to fraction form
    146,944.80/220,417.20 = 36,136.80/x
  3. Step 3: Cross multiply
    146,944.80x = 220,417.20 × 36,136.80
  4. Step 4: Simplify right side
    146,944.80x = 7,965,172,272.96
  5. Step 5: Solve for x
    x = 7,965,172,272.96/146,944.80
  6. Step 6: Final answer
    x = 54,205.20

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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.