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Finding the Fourth Proportional to 179,963, 248,348.96 and 104,516.36

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Solution

The fourth proportional to 179,963, 248,348.96 and 104,516.36 is: 144,232.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,963 : 248,348.96 = 104,516.36 : x
  2. Step 2: Convert to fraction form
    179,963/248,348.96 = 104,516.36/x
  3. Step 3: Cross multiply
    179,963x = 248,348.96 × 104,516.36
  4. Step 4: Simplify right side
    179,963x = 25,956,529,308.99
  5. Step 5: Solve for x
    x = 25,956,529,308.99/179,963
  6. Step 6: Final answer
    x = 144,232.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.