Home / 43,003.60-64,505.40-40,051.15

Finding the Fourth Proportional to 43,003.60, 64,505.40 and 40,051.15

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Solution

The fourth proportional to 43,003.60, 64,505.40 and 40,051.15 is: 60,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,003.60 : 64,505.40 = 40,051.15 : x
  2. Step 2: Convert to fraction form
    43,003.60/64,505.40 = 40,051.15/x
  3. Step 3: Cross multiply
    43,003.60x = 64,505.40 × 40,051.15
  4. Step 4: Simplify right side
    43,003.60x = 2,583,515,451.21
  5. Step 5: Solve for x
    x = 2,583,515,451.21/43,003.60
  6. Step 6: Final answer
    x = 60,076.73

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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.