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Finding the Fourth Proportional to 58,754.92, 81,060.90 and 34,885.48

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Solution

The fourth proportional to 58,754.92, 81,060.90 and 34,885.48 is: 48,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,754.92 : 81,060.90 = 34,885.48 : x
  2. Step 2: Convert to fraction form
    58,754.92/81,060.90 = 34,885.48/x
  3. Step 3: Cross multiply
    58,754.92x = 81,060.90 × 34,885.48
  4. Step 4: Simplify right side
    58,754.92x = 2,827,848,405.73
  5. Step 5: Solve for x
    x = 2,827,848,405.73/58,754.92
  6. Step 6: Final answer
    x = 48,129.56

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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.