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Finding the Fourth Proportional to 169,353.33, 253,982.57 and 51,007.47

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Solution

The fourth proportional to 169,353.33, 253,982.57 and 51,007.47 is: 76,496.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,353.33 : 253,982.57 = 51,007.47 : x
  2. Step 2: Convert to fraction form
    169,353.33/253,982.57 = 51,007.47/x
  3. Step 3: Cross multiply
    169,353.33x = 253,982.57 × 51,007.47
  4. Step 4: Simplify right side
    169,353.33x = 12,955,008,064.76
  5. Step 5: Solve for x
    x = 12,955,008,064.76/169,353.33
  6. Step 6: Final answer
    x = 76,496.92

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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.