Home / 266,189.27-367,349.89-145,339.75

Finding the Fourth Proportional to 266,189.27, 367,349.89 and 145,339.75

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Solution

The fourth proportional to 266,189.27, 367,349.89 and 145,339.75 is: 200,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,189.27 : 367,349.89 = 145,339.75 : x
  2. Step 2: Convert to fraction form
    266,189.27/367,349.89 = 145,339.75/x
  3. Step 3: Cross multiply
    266,189.27x = 367,349.89 × 145,339.75
  4. Step 4: Simplify right side
    266,189.27x = 53,390,540,448.43
  5. Step 5: Solve for x
    x = 53,390,540,448.43/266,189.27
  6. Step 6: Final answer
    x = 200,573.60

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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.