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Finding the Fourth Proportional to 57,995.72, 80,031.67 and 32,845.22

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Solution

The fourth proportional to 57,995.72, 80,031.67 and 32,845.22 is: 45,325.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.72 : 80,031.67 = 32,845.22 : x
  2. Step 2: Convert to fraction form
    57,995.72/80,031.67 = 32,845.22/x
  3. Step 3: Cross multiply
    57,995.72x = 80,031.67 × 32,845.22
  4. Step 4: Simplify right side
    57,995.72x = 2,628,657,325.85
  5. Step 5: Solve for x
    x = 2,628,657,325.85/57,995.72
  6. Step 6: Final answer
    x = 45,325.03

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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.