Home / 266,101.03-399,327.84-146,241.69

Finding the Fourth Proportional to 266,101.03, 399,327.84 and 146,241.69

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Solution

The fourth proportional to 266,101.03, 399,327.84 and 146,241.69 is: 219,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,101.03 : 399,327.84 = 146,241.69 : x
  2. Step 2: Convert to fraction form
    266,101.03/399,327.84 = 146,241.69/x
  3. Step 3: Cross multiply
    266,101.03x = 399,327.84 × 146,241.69
  4. Step 4: Simplify right side
    266,101.03x = 58,398,375,457.80
  5. Step 5: Solve for x
    x = 58,398,375,457.80/266,101.03
  6. Step 6: Final answer
    x = 219,459.41

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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.