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Finding the Fourth Proportional to 80,270.73, 110,848.07 and 60,092.58

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Solution

The fourth proportional to 80,270.73, 110,848.07 and 60,092.58 is: 82,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270.73 : 110,848.07 = 60,092.58 : x
  2. Step 2: Convert to fraction form
    80,270.73/110,848.07 = 60,092.58/x
  3. Step 3: Cross multiply
    80,270.73x = 110,848.07 × 60,092.58
  4. Step 4: Simplify right side
    80,270.73x = 6,661,146,514.32
  5. Step 5: Solve for x
    x = 6,661,146,514.32/80,270.73
  6. Step 6: Final answer
    x = 82,983.50

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1.5x scale

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.