Home / 266,832.54-400,248.81-126,514.62

Finding the Fourth Proportional to 266,832.54, 400,248.81 and 126,514.62

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Solution

The fourth proportional to 266,832.54, 400,248.81 and 126,514.62 is: 189,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,832.54 : 400,248.81 = 126,514.62 : x
  2. Step 2: Convert to fraction form
    266,832.54/400,248.81 = 126,514.62/x
  3. Step 3: Cross multiply
    266,832.54x = 400,248.81 × 126,514.62
  4. Step 4: Simplify right side
    266,832.54x = 50,637,326,102.60
  5. Step 5: Solve for x
    x = 50,637,326,102.60/266,832.54
  6. Step 6: Final answer
    x = 189,771.93

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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.