Home / 293,185.20-439,779.54-82,824.96

Finding the Fourth Proportional to 293,185.20, 439,779.54 and 82,824.96

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Solution

The fourth proportional to 293,185.20, 439,779.54 and 82,824.96 is: 124,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,185.20 : 439,779.54 = 82,824.96 : x
  2. Step 2: Convert to fraction form
    293,185.20/439,779.54 = 82,824.96/x
  3. Step 3: Cross multiply
    293,185.20x = 439,779.54 × 82,824.96
  4. Step 4: Simplify right side
    293,185.20x = 36,424,722,809.32
  5. Step 5: Solve for x
    x = 36,424,722,809.32/293,185.20
  6. Step 6: Final answer
    x = 124,237.93

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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.