Home / 266,677.89-400,017.23-108,906.35

Finding the Fourth Proportional to 266,677.89, 400,017.23 and 108,906.35

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Solution

The fourth proportional to 266,677.89, 400,017.23 and 108,906.35 is: 163,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,677.89 : 400,017.23 = 108,906.35 : x
  2. Step 2: Convert to fraction form
    266,677.89/400,017.23 = 108,906.35/x
  3. Step 3: Cross multiply
    266,677.89x = 400,017.23 × 108,906.35
  4. Step 4: Simplify right side
    266,677.89x = 43,564,413,911.79
  5. Step 5: Solve for x
    x = 43,564,413,911.79/266,677.89
  6. Step 6: Final answer
    x = 163,359.68

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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.