Home / 266,438.82-367,674.63-145,584.25

Finding the Fourth Proportional to 266,438.82, 367,674.63 and 145,584.25

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Solution

The fourth proportional to 266,438.82, 367,674.63 and 145,584.25 is: 200,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,438.82 : 367,674.63 = 145,584.25 : x
  2. Step 2: Convert to fraction form
    266,438.82/367,674.63 = 145,584.25/x
  3. Step 3: Cross multiply
    266,438.82x = 367,674.63 × 145,584.25
  4. Step 4: Simplify right side
    266,438.82x = 53,527,635,252.58
  5. Step 5: Solve for x
    x = 53,527,635,252.58/266,438.82
  6. Step 6: Final answer
    x = 200,900.29

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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.