Home / 266,305.37-367,495.72-145,447.13

Finding the Fourth Proportional to 266,305.37, 367,495.72 and 145,447.13

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Solution

The fourth proportional to 266,305.37, 367,495.72 and 145,447.13 is: 200,713.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,305.37 : 367,495.72 = 145,447.13 : x
  2. Step 2: Convert to fraction form
    266,305.37/367,495.72 = 145,447.13/x
  3. Step 3: Cross multiply
    266,305.37x = 367,495.72 × 145,447.13
  4. Step 4: Simplify right side
    266,305.37x = 53,451,196,249.24
  5. Step 5: Solve for x
    x = 53,451,196,249.24/266,305.37
  6. Step 6: Final answer
    x = 200,713.93

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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.