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Finding the Fourth Proportional to 169,063.84, 253,637.94 and 50,737.36

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Solution

The fourth proportional to 169,063.84, 253,637.94 and 50,737.36 is: 76,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,063.84 : 253,637.94 = 50,737.36 : x
  2. Step 2: Convert to fraction form
    169,063.84/253,637.94 = 50,737.36/x
  3. Step 3: Cross multiply
    169,063.84x = 253,637.94 × 50,737.36
  4. Step 4: Simplify right side
    169,063.84x = 12,868,919,471.44
  5. Step 5: Solve for x
    x = 12,868,919,471.44/169,063.84
  6. Step 6: Final answer
    x = 76,118.70

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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.