Home / 266,334.40-367,539.03-145,475.65

Finding the Fourth Proportional to 266,334.40, 367,539.03 and 145,475.65

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Solution

The fourth proportional to 266,334.40, 367,539.03 and 145,475.65 is: 200,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,334.40 : 367,539.03 = 145,475.65 : x
  2. Step 2: Convert to fraction form
    266,334.40/367,539.03 = 145,475.65/x
  3. Step 3: Cross multiply
    266,334.40x = 367,539.03 × 145,475.65
  4. Step 4: Simplify right side
    266,334.40x = 53,467,979,289.62
  5. Step 5: Solve for x
    x = 53,467,979,289.62/266,334.40
  6. Step 6: Final answer
    x = 200,755.06

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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.