Home / 266,845.08-400,267.58-126,527.16

Finding the Fourth Proportional to 266,845.08, 400,267.58 and 126,527.16

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Solution

The fourth proportional to 266,845.08, 400,267.58 and 126,527.16 is: 189,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,845.08 : 400,267.58 = 126,527.16 : x
  2. Step 2: Convert to fraction form
    266,845.08/400,267.58 = 126,527.16/x
  3. Step 3: Cross multiply
    266,845.08x = 400,267.58 × 126,527.16
  4. Step 4: Simplify right side
    266,845.08x = 50,644,720,137.47
  5. Step 5: Solve for x
    x = 50,644,720,137.47/266,845.08
  6. Step 6: Final answer
    x = 189,790.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.