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Finding the Fourth Proportional to 57,662.73, 79,574.67 and 32,170.77

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Solution

The fourth proportional to 57,662.73, 79,574.67 and 32,170.77 is: 44,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,662.73 : 79,574.67 = 32,170.77 : x
  2. Step 2: Convert to fraction form
    57,662.73/79,574.67 = 32,170.77/x
  3. Step 3: Cross multiply
    57,662.73x = 79,574.67 × 32,170.77
  4. Step 4: Simplify right side
    57,662.73x = 2,559,978,406.40
  5. Step 5: Solve for x
    x = 2,559,978,406.40/57,662.73
  6. Step 6: Final answer
    x = 44,395.72

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1.5x scale

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.