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Finding the Fourth Proportional to 57,995.21, 80,040.06 and 32,508.47

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Solution

The fourth proportional to 57,995.21, 80,040.06 and 32,508.47 is: 44,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.21 : 80,040.06 = 32,508.47 : x
  2. Step 2: Convert to fraction form
    57,995.21/80,040.06 = 32,508.47/x
  3. Step 3: Cross multiply
    57,995.21x = 80,040.06 × 32,508.47
  4. Step 4: Simplify right side
    57,995.21x = 2,601,979,967.50
  5. Step 5: Solve for x
    x = 2,601,979,967.50/57,995.21
  6. Step 6: Final answer
    x = 44,865.43

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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.