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Finding the Fourth Proportional to 57,314.81, 79,101.73 and 32,164.31

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Solution

The fourth proportional to 57,314.81, 79,101.73 and 32,164.31 is: 44,390.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,314.81 : 79,101.73 = 32,164.31 : x
  2. Step 2: Convert to fraction form
    57,314.81/79,101.73 = 32,164.31/x
  3. Step 3: Cross multiply
    57,314.81x = 79,101.73 × 32,164.31
  4. Step 4: Simplify right side
    57,314.81x = 2,544,252,803.22
  5. Step 5: Solve for x
    x = 2,544,252,803.22/57,314.81
  6. Step 6: Final answer
    x = 44,390.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.