Home / 266,487.74-367,754.05-145,629.04

Finding the Fourth Proportional to 266,487.74, 367,754.05 and 145,629.04

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Solution

The fourth proportional to 266,487.74, 367,754.05 and 145,629.04 is: 200,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,487.74 : 367,754.05 = 145,629.04 : x
  2. Step 2: Convert to fraction form
    266,487.74/367,754.05 = 145,629.04/x
  3. Step 3: Cross multiply
    266,487.74x = 367,754.05 × 145,629.04
  4. Step 4: Simplify right side
    266,487.74x = 53,555,668,921.24
  5. Step 5: Solve for x
    x = 53,555,668,921.24/266,487.74
  6. Step 6: Final answer
    x = 200,968.60

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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.