Home / 266,025.07-367,122.38-145,174.14

Finding the Fourth Proportional to 266,025.07, 367,122.38 and 145,174.14

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Solution

The fourth proportional to 266,025.07, 367,122.38 and 145,174.14 is: 200,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,025.07 : 367,122.38 = 145,174.14 : x
  2. Step 2: Convert to fraction form
    266,025.07/367,122.38 = 145,174.14/x
  3. Step 3: Cross multiply
    266,025.07x = 367,122.38 × 145,174.14
  4. Step 4: Simplify right side
    266,025.07x = 53,296,675,881.99
  5. Step 5: Solve for x
    x = 53,296,675,881.99/266,025.07
  6. Step 6: Final answer
    x = 200,344.56

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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.