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Finding the Fourth Proportional to 169,293.72, 253,994.22 and 101,899.56

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Solution

The fourth proportional to 169,293.72, 253,994.22 and 101,899.56 is: 152,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,293.72 : 253,994.22 = 101,899.56 : x
  2. Step 2: Convert to fraction form
    169,293.72/253,994.22 = 101,899.56/x
  3. Step 3: Cross multiply
    169,293.72x = 253,994.22 × 101,899.56
  4. Step 4: Simplify right side
    169,293.72x = 25,881,899,260.54
  5. Step 5: Solve for x
    x = 25,881,899,260.54/169,293.72
  6. Step 6: Final answer
    x = 152,881.63

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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.