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Finding the Fourth Proportional to 60,195.78, 90,226.44 and 53,192.52

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Solution

The fourth proportional to 60,195.78, 90,226.44 and 53,192.52 is: 79,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,195.78 : 90,226.44 = 53,192.52 : x
  2. Step 2: Convert to fraction form
    60,195.78/90,226.44 = 53,192.52/x
  3. Step 3: Cross multiply
    60,195.78x = 90,226.44 × 53,192.52
  4. Step 4: Simplify right side
    60,195.78x = 4,799,371,714.23
  5. Step 5: Solve for x
    x = 4,799,371,714.23/60,195.78
  6. Step 6: Final answer
    x = 79,729.37

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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.