Home / 266,654.10-367,982.70-145,795.47

Finding the Fourth Proportional to 266,654.10, 367,982.70 and 145,795.47

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Solution

The fourth proportional to 266,654.10, 367,982.70 and 145,795.47 is: 201,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,654.10 : 367,982.70 = 145,795.47 : x
  2. Step 2: Convert to fraction form
    266,654.10/367,982.70 = 145,795.47/x
  3. Step 3: Cross multiply
    266,654.10x = 367,982.70 × 145,795.47
  4. Step 4: Simplify right side
    266,654.10x = 53,650,211,531.57
  5. Step 5: Solve for x
    x = 53,650,211,531.57/266,654.10
  6. Step 6: Final answer
    x = 201,197.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.