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Finding the Fourth Proportional to 58,174.99, 87,262.52 and 16,621.99

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Solution

The fourth proportional to 58,174.99, 87,262.52 and 16,621.99 is: 24,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,174.99 : 87,262.52 = 16,621.99 : x
  2. Step 2: Convert to fraction form
    58,174.99/87,262.52 = 16,621.99/x
  3. Step 3: Cross multiply
    58,174.99x = 87,262.52 × 16,621.99
  4. Step 4: Simplify right side
    58,174.99x = 1,450,476,651.70
  5. Step 5: Solve for x
    x = 1,450,476,651.70/58,174.99
  6. Step 6: Final answer
    x = 24,932.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.