Home / 240,779.58-361,146.33-82,986.30

Finding the Fourth Proportional to 240,779.58, 361,146.33 and 82,986.30

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Solution

The fourth proportional to 240,779.58, 361,146.33 and 82,986.30 is: 124,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779.58 : 361,146.33 = 82,986.30 : x
  2. Step 2: Convert to fraction form
    240,779.58/361,146.33 = 82,986.30/x
  3. Step 3: Cross multiply
    240,779.58x = 361,146.33 × 82,986.30
  4. Step 4: Simplify right side
    240,779.58x = 29,970,197,685.28
  5. Step 5: Solve for x
    x = 29,970,197,685.28/240,779.58
  6. Step 6: Final answer
    x = 124,471.51

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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.