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Finding the Fourth Proportional to 74,840.58, 112,260.87 and 22,249.98

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Solution

The fourth proportional to 74,840.58, 112,260.87 and 22,249.98 is: 33,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,840.58 : 112,260.87 = 22,249.98 : x
  2. Step 2: Convert to fraction form
    74,840.58/112,260.87 = 22,249.98/x
  3. Step 3: Cross multiply
    74,840.58x = 112,260.87 × 22,249.98
  4. Step 4: Simplify right side
    74,840.58x = 2,497,802,112.28
  5. Step 5: Solve for x
    x = 2,497,802,112.28/74,840.58
  6. Step 6: Final answer
    x = 33,374.97

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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.