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Finding the Fourth Proportional to 58,690.31, 80,992.36 and 32,848.97

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Solution

The fourth proportional to 58,690.31, 80,992.36 and 32,848.97 is: 45,331.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,690.31 : 80,992.36 = 32,848.97 : x
  2. Step 2: Convert to fraction form
    58,690.31/80,992.36 = 32,848.97/x
  3. Step 3: Cross multiply
    58,690.31x = 80,992.36 × 32,848.97
  4. Step 4: Simplify right side
    58,690.31x = 2,660,515,282.98
  5. Step 5: Solve for x
    x = 2,660,515,282.98/58,690.31
  6. Step 6: Final answer
    x = 45,331.42

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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.