Home / 266,470.74-367,725.16-145,609.24

Finding the Fourth Proportional to 266,470.74, 367,725.16 and 145,609.24

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Solution

The fourth proportional to 266,470.74, 367,725.16 and 145,609.24 is: 200,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,470.74 : 367,725.16 = 145,609.24 : x
  2. Step 2: Convert to fraction form
    266,470.74/367,725.16 = 145,609.24/x
  3. Step 3: Cross multiply
    266,470.74x = 367,725.16 × 145,609.24
  4. Step 4: Simplify right side
    266,470.74x = 53,544,181,076.48
  5. Step 5: Solve for x
    x = 53,544,181,076.48/266,470.74
  6. Step 6: Final answer
    x = 200,938.31

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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.