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Finding the Fourth Proportional to 169,064.72, 253,577.52 and 44,415.44

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Solution

The fourth proportional to 169,064.72, 253,577.52 and 44,415.44 is: 66,618.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,064.72 : 253,577.52 = 44,415.44 : x
  2. Step 2: Convert to fraction form
    169,064.72/253,577.52 = 44,415.44/x
  3. Step 3: Cross multiply
    169,064.72x = 253,577.52 × 44,415.44
  4. Step 4: Simplify right side
    169,064.72x = 11,262,757,124.91
  5. Step 5: Solve for x
    x = 11,262,757,124.91/169,064.72
  6. Step 6: Final answer
    x = 66,618.02

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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.