Home / 226,502.13-339,603.75-126,672.87

Finding the Fourth Proportional to 226,502.13, 339,603.75 and 126,672.87

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Solution

The fourth proportional to 226,502.13, 339,603.75 and 126,672.87 is: 189,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,502.13 : 339,603.75 = 126,672.87 : x
  2. Step 2: Convert to fraction form
    226,502.13/339,603.75 = 126,672.87/x
  3. Step 3: Cross multiply
    226,502.13x = 339,603.75 × 126,672.87
  4. Step 4: Simplify right side
    226,502.13x = 43,018,581,675.26
  5. Step 5: Solve for x
    x = 43,018,581,675.26/226,502.13
  6. Step 6: Final answer
    x = 189,925.73

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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.