Home / 167,758.33-231,592.23-129,431.83

Finding the Fourth Proportional to 167,758.33, 231,592.23 and 129,431.83

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Solution

The fourth proportional to 167,758.33, 231,592.23 and 129,431.83 is: 178,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,758.33 : 231,592.23 = 129,431.83 : x
  2. Step 2: Convert to fraction form
    167,758.33/231,592.23 = 129,431.83/x
  3. Step 3: Cross multiply
    167,758.33x = 231,592.23 × 129,431.83
  4. Step 4: Simplify right side
    167,758.33x = 29,975,406,142.68
  5. Step 5: Solve for x
    x = 29,975,406,142.68/167,758.33
  6. Step 6: Final answer
    x = 178,682.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.