Home / 74,043.44-111,086.70-26,657.68

Finding the Fourth Proportional to 74,043.44, 111,086.70 and 26,657.68

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Solution

The fourth proportional to 74,043.44, 111,086.70 and 26,657.68 is: 39,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,043.44 : 111,086.70 = 26,657.68 : x
  2. Step 2: Convert to fraction form
    74,043.44/111,086.70 = 26,657.68/x
  3. Step 3: Cross multiply
    74,043.44x = 111,086.70 × 26,657.68
  4. Step 4: Simplify right side
    74,043.44x = 2,961,313,700.86
  5. Step 5: Solve for x
    x = 2,961,313,700.86/74,043.44
  6. Step 6: Final answer
    x = 39,994.27

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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.