Home / 169,208.20-253,715.10-50,861.80

Finding the Fourth Proportional to 169,208.20, 253,715.10 and 50,861.80

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Solution

The fourth proportional to 169,208.20, 253,715.10 and 50,861.80 is: 76,263.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,208.20 : 253,715.10 = 50,861.80 : x
  2. Step 2: Convert to fraction form
    169,208.20/253,715.10 = 50,861.80/x
  3. Step 3: Cross multiply
    169,208.20x = 253,715.10 × 50,861.80
  4. Step 4: Simplify right side
    169,208.20x = 12,904,406,673.18
  5. Step 5: Solve for x
    x = 12,904,406,673.18/169,208.20
  6. Step 6: Final answer
    x = 76,263.48

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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.