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Finding the Fourth Proportional to 109,996.77, 151,795.62 and 59,695.77

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Solution

The fourth proportional to 109,996.77, 151,795.62 and 59,695.77 is: 82,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,996.77 : 151,795.62 = 59,695.77 : x
  2. Step 2: Convert to fraction form
    109,996.77/151,795.62 = 59,695.77/x
  3. Step 3: Cross multiply
    109,996.77x = 151,795.62 × 59,695.77
  4. Step 4: Simplify right side
    109,996.77x = 9,061,556,418.53
  5. Step 5: Solve for x
    x = 9,061,556,418.53/109,996.77
  6. Step 6: Final answer
    x = 82,380.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.