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Finding the Fourth Proportional to 58,983.57, 81,396.90 and 32,125.98

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Solution

The fourth proportional to 58,983.57, 81,396.90 and 32,125.98 is: 44,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,983.57 : 81,396.90 = 32,125.98 : x
  2. Step 2: Convert to fraction form
    58,983.57/81,396.90 = 32,125.98/x
  3. Step 3: Cross multiply
    58,983.57x = 81,396.90 × 32,125.98
  4. Step 4: Simplify right side
    58,983.57x = 2,614,955,181.46
  5. Step 5: Solve for x
    x = 2,614,955,181.46/58,983.57
  6. Step 6: Final answer
    x = 44,333.62

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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.