Home / 266,678.13-400,017.59-108,906.60

Finding the Fourth Proportional to 266,678.13, 400,017.59 and 108,906.60

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Solution

The fourth proportional to 266,678.13, 400,017.59 and 108,906.60 is: 163,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,678.13 : 400,017.59 = 108,906.60 : x
  2. Step 2: Convert to fraction form
    266,678.13/400,017.59 = 108,906.60/x
  3. Step 3: Cross multiply
    266,678.13x = 400,017.59 × 108,906.60
  4. Step 4: Simplify right side
    266,678.13x = 43,564,555,667.09
  5. Step 5: Solve for x
    x = 43,564,555,667.09/266,678.13
  6. Step 6: Final answer
    x = 163,360.06

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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.