Home / 240,555.22-360,912.98-80,646.95

Finding the Fourth Proportional to 240,555.22, 360,912.98 and 80,646.95

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Solution

The fourth proportional to 240,555.22, 360,912.98 and 80,646.95 is: 120,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,555.22 : 360,912.98 = 80,646.95 : x
  2. Step 2: Convert to fraction form
    240,555.22/360,912.98 = 80,646.95/x
  3. Step 3: Cross multiply
    240,555.22x = 360,912.98 × 80,646.95
  4. Step 4: Simplify right side
    240,555.22x = 29,106,532,156.31
  5. Step 5: Solve for x
    x = 29,106,532,156.31/240,555.22
  6. Step 6: Final answer
    x = 120,997.30

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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.