Home / 266,031.53-367,131.26-145,180.59

Finding the Fourth Proportional to 266,031.53, 367,131.26 and 145,180.59

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Solution

The fourth proportional to 266,031.53, 367,131.26 and 145,180.59 is: 200,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,031.53 : 367,131.26 = 145,180.59 : x
  2. Step 2: Convert to fraction form
    266,031.53/367,131.26 = 145,180.59/x
  3. Step 3: Cross multiply
    266,031.53x = 367,131.26 × 145,180.59
  4. Step 4: Simplify right side
    266,031.53x = 53,300,332,208.34
  5. Step 5: Solve for x
    x = 53,300,332,208.34/266,031.53
  6. Step 6: Final answer
    x = 200,353.44

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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.