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Finding the Fourth Proportional to 146,297.68, 219,071.72 and 101,256.64

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Solution

The fourth proportional to 146,297.68, 219,071.72 and 101,256.64 is: 151,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,297.68 : 219,071.72 = 101,256.64 : x
  2. Step 2: Convert to fraction form
    146,297.68/219,071.72 = 101,256.64/x
  3. Step 3: Cross multiply
    146,297.68x = 219,071.72 × 101,256.64
  4. Step 4: Simplify right side
    146,297.68x = 22,182,466,286.22
  5. Step 5: Solve for x
    x = 22,182,466,286.22/146,297.68
  6. Step 6: Final answer
    x = 151,625.55

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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.