Home / 226,360.72-339,593.52-66,430.12

Finding the Fourth Proportional to 226,360.72, 339,593.52 and 66,430.12

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Solution

The fourth proportional to 226,360.72, 339,593.52 and 66,430.12 is: 99,660.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,360.72 : 339,593.52 = 66,430.12 : x
  2. Step 2: Convert to fraction form
    226,360.72/339,593.52 = 66,430.12/x
  3. Step 3: Cross multiply
    226,360.72x = 339,593.52 × 66,430.12
  4. Step 4: Simplify right side
    226,360.72x = 22,559,238,284.82
  5. Step 5: Solve for x
    x = 22,559,238,284.82/226,360.72
  6. Step 6: Final answer
    x = 99,660.57

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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.