Home / 266,589.42-367,893.24-145,731.18

Finding the Fourth Proportional to 266,589.42, 367,893.24 and 145,731.18

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Solution

The fourth proportional to 266,589.42, 367,893.24 and 145,731.18 is: 201,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,589.42 : 367,893.24 = 145,731.18 : x
  2. Step 2: Convert to fraction form
    266,589.42/367,893.24 = 145,731.18/x
  3. Step 3: Cross multiply
    266,589.42x = 367,893.24 × 145,731.18
  4. Step 4: Simplify right side
    266,589.42x = 53,613,515,979.22
  5. Step 5: Solve for x
    x = 53,613,515,979.22/266,589.42
  6. Step 6: Final answer
    x = 201,108.94

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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.