Home / 94,696.80-142,067.04-28,135.44

Finding the Fourth Proportional to 94,696.80, 142,067.04 and 28,135.44

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Solution

The fourth proportional to 94,696.80, 142,067.04 and 28,135.44 is: 42,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,696.80 : 142,067.04 = 28,135.44 : x
  2. Step 2: Convert to fraction form
    94,696.80/142,067.04 = 28,135.44/x
  3. Step 3: Cross multiply
    94,696.80x = 142,067.04 × 28,135.44
  4. Step 4: Simplify right side
    94,696.80x = 3,997,118,679.90
  5. Step 5: Solve for x
    x = 3,997,118,679.90/94,696.80
  6. Step 6: Final answer
    x = 42,209.65

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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.