Home / 226,475.03-339,703.68-76,715.32

Finding the Fourth Proportional to 226,475.03, 339,703.68 and 76,715.32

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Solution

The fourth proportional to 226,475.03, 339,703.68 and 76,715.32 is: 115,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,475.03 : 339,703.68 = 76,715.32 : x
  2. Step 2: Convert to fraction form
    226,475.03/339,703.68 = 76,715.32/x
  3. Step 3: Cross multiply
    226,475.03x = 339,703.68 × 76,715.32
  4. Step 4: Simplify right side
    226,475.03x = 26,060,476,324.59
  5. Step 5: Solve for x
    x = 26,060,476,324.59/226,475.03
  6. Step 6: Final answer
    x = 115,069.97

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1.5x scale

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.