Home / 266,280.51-367,469.61-151,553.53

Finding the Fourth Proportional to 266,280.51, 367,469.61 and 151,553.53

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Solution

The fourth proportional to 266,280.51, 367,469.61 and 151,553.53 is: 209,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,280.51 : 367,469.61 = 151,553.53 : x
  2. Step 2: Convert to fraction form
    266,280.51/367,469.61 = 151,553.53/x
  3. Step 3: Cross multiply
    266,280.51x = 367,469.61 × 151,553.53
  4. Step 4: Simplify right side
    266,280.51x = 55,691,317,306.72
  5. Step 5: Solve for x
    x = 55,691,317,306.72/266,280.51
  6. Step 6: Final answer
    x = 209,145.30

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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.