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Finding the Fourth Proportional to 169,049.72, 253,599.29 and 50,730.39

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Solution

The fourth proportional to 169,049.72, 253,599.29 and 50,730.39 is: 76,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,049.72 : 253,599.29 = 50,730.39 : x
  2. Step 2: Convert to fraction form
    169,049.72/253,599.29 = 50,730.39/x
  3. Step 3: Cross multiply
    169,049.72x = 253,599.29 × 50,730.39
  4. Step 4: Simplify right side
    169,049.72x = 12,865,190,631.77
  5. Step 5: Solve for x
    x = 12,865,190,631.77/169,049.72
  6. Step 6: Final answer
    x = 76,103.00

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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.