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Finding the Fourth Proportional to 58,761.34, 81,082.10 and 33,605.98

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Solution

The fourth proportional to 58,761.34, 81,082.10 and 33,605.98 is: 46,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.34 : 81,082.10 = 33,605.98 : x
  2. Step 2: Convert to fraction form
    58,761.34/81,082.10 = 33,605.98/x
  3. Step 3: Cross multiply
    58,761.34x = 81,082.10 × 33,605.98
  4. Step 4: Simplify right side
    58,761.34x = 2,724,843,430.96
  5. Step 5: Solve for x
    x = 2,724,843,430.96/58,761.34
  6. Step 6: Final answer
    x = 46,371.36

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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.