Home / 192,002.20-288,068.10-92,224.60

Finding the Fourth Proportional to 192,002.20, 288,068.10 and 92,224.60

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Solution

The fourth proportional to 192,002.20, 288,068.10 and 92,224.60 is: 138,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,002.20 : 288,068.10 = 92,224.60 : x
  2. Step 2: Convert to fraction form
    192,002.20/288,068.10 = 92,224.60/x
  3. Step 3: Cross multiply
    192,002.20x = 288,068.10 × 92,224.60
  4. Step 4: Simplify right side
    192,002.20x = 26,566,965,295.26
  5. Step 5: Solve for x
    x = 26,566,965,295.26/192,002.20
  6. Step 6: Final answer
    x = 138,368.03

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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.