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Finding the Fourth Proportional to 169,271.27, 253,907.81 and 50,941.80

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Solution

The fourth proportional to 169,271.27, 253,907.81 and 50,941.80 is: 76,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,271.27 : 253,907.81 = 50,941.80 : x
  2. Step 2: Convert to fraction form
    169,271.27/253,907.81 = 50,941.80/x
  3. Step 3: Cross multiply
    169,271.27x = 253,907.81 × 50,941.80
  4. Step 4: Simplify right side
    169,271.27x = 12,934,520,620.75
  5. Step 5: Solve for x
    x = 12,934,520,620.75/169,271.27
  6. Step 6: Final answer
    x = 76,412.97

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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.