Home / 226,298.36-339,565.34-91,395.76

Finding the Fourth Proportional to 226,298.36, 339,565.34 and 91,395.76

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Solution

The fourth proportional to 226,298.36, 339,565.34 and 91,395.76 is: 137,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,298.36 : 339,565.34 = 91,395.76 : x
  2. Step 2: Convert to fraction form
    226,298.36/339,565.34 = 91,395.76/x
  3. Step 3: Cross multiply
    226,298.36x = 339,565.34 × 91,395.76
  4. Step 4: Simplify right side
    226,298.36x = 31,034,832,318.96
  5. Step 5: Solve for x
    x = 31,034,832,318.96/226,298.36
  6. Step 6: Final answer
    x = 137,141.22

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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.