Home / 167,239.14-230,790.62-90,758.22

Finding the Fourth Proportional to 167,239.14, 230,790.62 and 90,758.22

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Solution

The fourth proportional to 167,239.14, 230,790.62 and 90,758.22 is: 125,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,239.14 : 230,790.62 = 90,758.22 : x
  2. Step 2: Convert to fraction form
    167,239.14/230,790.62 = 90,758.22/x
  3. Step 3: Cross multiply
    167,239.14x = 230,790.62 × 90,758.22
  4. Step 4: Simplify right side
    167,239.14x = 20,946,144,256.15
  5. Step 5: Solve for x
    x = 20,946,144,256.15/167,239.14
  6. Step 6: Final answer
    x = 125,246.66

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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.