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Finding the Fourth Proportional to 169,351.49, 253,946.59 and 64,103.33

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Solution

The fourth proportional to 169,351.49, 253,946.59 and 64,103.33 is: 96,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,351.49 : 253,946.59 = 64,103.33 : x
  2. Step 2: Convert to fraction form
    169,351.49/253,946.59 = 64,103.33/x
  3. Step 3: Cross multiply
    169,351.49x = 253,946.59 × 64,103.33
  4. Step 4: Simplify right side
    169,351.49x = 16,278,822,061.14
  5. Step 5: Solve for x
    x = 16,278,822,061.14/169,351.49
  6. Step 6: Final answer
    x = 96,124.47

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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.