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Finding the Fourth Proportional to 56,991.58, 85,441.23 and 23,736.54

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Solution

The fourth proportional to 56,991.58, 85,441.23 and 23,736.54 is: 35,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,991.58 : 85,441.23 = 23,736.54 : x
  2. Step 2: Convert to fraction form
    56,991.58/85,441.23 = 23,736.54/x
  3. Step 3: Cross multiply
    56,991.58x = 85,441.23 × 23,736.54
  4. Step 4: Simplify right side
    56,991.58x = 2,028,079,233.63
  5. Step 5: Solve for x
    x = 2,028,079,233.63/56,991.58
  6. Step 6: Final answer
    x = 35,585.59

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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.