Home / 240,008.20-360,012.30-82,241.80

Finding the Fourth Proportional to 240,008.20, 360,012.30 and 82,241.80

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Solution

The fourth proportional to 240,008.20, 360,012.30 and 82,241.80 is: 123,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,008.20 : 360,012.30 = 82,241.80 : x
  2. Step 2: Convert to fraction form
    240,008.20/360,012.30 = 82,241.80/x
  3. Step 3: Cross multiply
    240,008.20x = 360,012.30 × 82,241.80
  4. Step 4: Simplify right side
    240,008.20x = 29,608,059,574.14
  5. Step 5: Solve for x
    x = 29,608,059,574.14/240,008.20
  6. Step 6: Final answer
    x = 123,362.70

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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.