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Finding the Fourth Proportional to 179,871.67, 248,216.38 and 99,297.46

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Solution

The fourth proportional to 179,871.67, 248,216.38 and 99,297.46 is: 137,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,871.67 : 248,216.38 = 99,297.46 : x
  2. Step 2: Convert to fraction form
    179,871.67/248,216.38 = 99,297.46/x
  3. Step 3: Cross multiply
    179,871.67x = 248,216.38 × 99,297.46
  4. Step 4: Simplify right side
    179,871.67x = 24,647,256,064.39
  5. Step 5: Solve for x
    x = 24,647,256,064.39/179,871.67
  6. Step 6: Final answer
    x = 137,026.89

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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.