Home / 264,117.20-395,592.60-169,638.80

Finding the Fourth Proportional to 264,117.20, 395,592.60 and 169,638.80

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Solution

The fourth proportional to 264,117.20, 395,592.60 and 169,638.80 is: 254,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,117.20 : 395,592.60 = 169,638.80 : x
  2. Step 2: Convert to fraction form
    264,117.20/395,592.60 = 169,638.80/x
  3. Step 3: Cross multiply
    264,117.20x = 395,592.60 × 169,638.80
  4. Step 4: Simplify right side
    264,117.20x = 67,107,853,952.88
  5. Step 5: Solve for x
    x = 67,107,853,952.88/264,117.20
  6. Step 6: Final answer
    x = 254,083.62

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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.