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Finding the Fourth Proportional to 76,006.88, 114,003.44 and 33,888.96

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Solution

The fourth proportional to 76,006.88, 114,003.44 and 33,888.96 is: 50,830.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,006.88 : 114,003.44 = 33,888.96 : x
  2. Step 2: Convert to fraction form
    76,006.88/114,003.44 = 33,888.96/x
  3. Step 3: Cross multiply
    76,006.88x = 114,003.44 × 33,888.96
  4. Step 4: Simplify right side
    76,006.88x = 3,863,458,018.02
  5. Step 5: Solve for x
    x = 3,863,458,018.02/76,006.88
  6. Step 6: Final answer
    x = 50,830.37

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1.5x scale

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.