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Finding the Fourth Proportional to 169,053.72, 253,605.30 and 50,734.41

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Solution

The fourth proportional to 169,053.72, 253,605.30 and 50,734.41 is: 76,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,053.72 : 253,605.30 = 50,734.41 : x
  2. Step 2: Convert to fraction form
    169,053.72/253,605.30 = 50,734.41/x
  3. Step 3: Cross multiply
    169,053.72x = 253,605.30 × 50,734.41
  4. Step 4: Simplify right side
    169,053.72x = 12,866,514,000.35
  5. Step 5: Solve for x
    x = 12,866,514,000.35/169,053.72
  6. Step 6: Final answer
    x = 76,109.03

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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.