Home / 266,213.27-367,371.53-145,354.18

Finding the Fourth Proportional to 266,213.27, 367,371.53 and 145,354.18

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Solution

The fourth proportional to 266,213.27, 367,371.53 and 145,354.18 is: 200,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,213.27 : 367,371.53 = 145,354.18 : x
  2. Step 2: Convert to fraction form
    266,213.27/367,371.53 = 145,354.18/x
  3. Step 3: Cross multiply
    266,213.27x = 367,371.53 × 145,354.18
  4. Step 4: Simplify right side
    266,213.27x = 53,398,986,678.39
  5. Step 5: Solve for x
    x = 53,398,986,678.39/266,213.27
  6. Step 6: Final answer
    x = 200,587.25

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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.