Home / 266,305.72-367,500.02-145,447.06

Finding the Fourth Proportional to 266,305.72, 367,500.02 and 145,447.06

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Solution

The fourth proportional to 266,305.72, 367,500.02 and 145,447.06 is: 200,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,305.72 : 367,500.02 = 145,447.06 : x
  2. Step 2: Convert to fraction form
    266,305.72/367,500.02 = 145,447.06/x
  3. Step 3: Cross multiply
    266,305.72x = 367,500.02 × 145,447.06
  4. Step 4: Simplify right side
    266,305.72x = 53,451,797,458.94
  5. Step 5: Solve for x
    x = 53,451,797,458.94/266,305.72
  6. Step 6: Final answer
    x = 200,715.92

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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.