Home / 113,198.24-169,821.90-34,318.42

Finding the Fourth Proportional to 113,198.24, 169,821.90 and 34,318.42

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Solution

The fourth proportional to 113,198.24, 169,821.90 and 34,318.42 is: 51,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,198.24 : 169,821.90 = 34,318.42 : x
  2. Step 2: Convert to fraction form
    113,198.24/169,821.90 = 34,318.42/x
  3. Step 3: Cross multiply
    113,198.24x = 169,821.90 × 34,318.42
  4. Step 4: Simplify right side
    113,198.24x = 5,828,018,864.84
  5. Step 5: Solve for x
    x = 5,828,018,864.84/113,198.24
  6. Step 6: Final answer
    x = 51,485.06

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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.