Home / 266,665.26-367,991.00-157,775.22

Finding the Fourth Proportional to 266,665.26, 367,991.00 and 157,775.22

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Solution

The fourth proportional to 266,665.26, 367,991.00 and 157,775.22 is: 217,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,665.26 : 367,991.00 = 157,775.22 : x
  2. Step 2: Convert to fraction form
    266,665.26/367,991.00 = 157,775.22/x
  3. Step 3: Cross multiply
    266,665.26x = 367,991.00 × 157,775.22
  4. Step 4: Simplify right side
    266,665.26x = 58,059,859,750.83
  5. Step 5: Solve for x
    x = 58,059,859,750.83/266,665.26
  6. Step 6: Final answer
    x = 217,725.62

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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.