Home / 192,433.38-288,697.02-135,618.03

Finding the Fourth Proportional to 192,433.38, 288,697.02 and 135,618.03

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Solution

The fourth proportional to 192,433.38, 288,697.02 and 135,618.03 is: 203,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,433.38 : 288,697.02 = 135,618.03 : x
  2. Step 2: Convert to fraction form
    192,433.38/288,697.02 = 135,618.03/x
  3. Step 3: Cross multiply
    192,433.38x = 288,697.02 × 135,618.03
  4. Step 4: Simplify right side
    192,433.38x = 39,152,518,997.70
  5. Step 5: Solve for x
    x = 39,152,518,997.70/192,433.38
  6. Step 6: Final answer
    x = 203,460.12

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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.