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Finding the Fourth Proportional to 110,577.78, 152,596.98 and 60,276.78

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Solution

The fourth proportional to 110,577.78, 152,596.98 and 60,276.78 is: 83,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,577.78 : 152,596.98 = 60,276.78 : x
  2. Step 2: Convert to fraction form
    110,577.78/152,596.98 = 60,276.78/x
  3. Step 3: Cross multiply
    110,577.78x = 152,596.98 × 60,276.78
  4. Step 4: Simplify right side
    110,577.78x = 9,198,054,592.12
  5. Step 5: Solve for x
    x = 9,198,054,592.12/110,577.78
  6. Step 6: Final answer
    x = 83,181.76

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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.