Home / 266,220.33-367,391.63-145,369.29

Finding the Fourth Proportional to 266,220.33, 367,391.63 and 145,369.29

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Solution

The fourth proportional to 266,220.33, 367,391.63 and 145,369.29 is: 200,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,220.33 : 367,391.63 = 145,369.29 : x
  2. Step 2: Convert to fraction form
    266,220.33/367,391.63 = 145,369.29/x
  3. Step 3: Cross multiply
    266,220.33x = 367,391.63 × 145,369.29
  4. Step 4: Simplify right side
    266,220.33x = 53,407,459,678.20
  5. Step 5: Solve for x
    x = 53,407,459,678.20/266,220.33
  6. Step 6: Final answer
    x = 200,613.75

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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.