Home / 78,998.04-118,418.58-32,284.44

Finding the Fourth Proportional to 78,998.04, 118,418.58 and 32,284.44

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Solution

The fourth proportional to 78,998.04, 118,418.58 and 32,284.44 is: 48,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,998.04 : 118,418.58 = 32,284.44 : x
  2. Step 2: Convert to fraction form
    78,998.04/118,418.58 = 32,284.44/x
  3. Step 3: Cross multiply
    78,998.04x = 118,418.58 × 32,284.44
  4. Step 4: Simplify right side
    78,998.04x = 3,823,077,540.90
  5. Step 5: Solve for x
    x = 3,823,077,540.90/78,998.04
  6. Step 6: Final answer
    x = 48,394.59

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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.