Home / 293,078.80-439,618.20-106,022.80

Finding the Fourth Proportional to 293,078.80, 439,618.20 and 106,022.80

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Solution

The fourth proportional to 293,078.80, 439,618.20 and 106,022.80 is: 159,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,078.80 : 439,618.20 = 106,022.80 : x
  2. Step 2: Convert to fraction form
    293,078.80/439,618.20 = 106,022.80/x
  3. Step 3: Cross multiply
    293,078.80x = 439,618.20 × 106,022.80
  4. Step 4: Simplify right side
    293,078.80x = 46,609,552,494.96
  5. Step 5: Solve for x
    x = 46,609,552,494.96/293,078.80
  6. Step 6: Final answer
    x = 159,034.20

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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.