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Finding the Fourth Proportional to 57,094.88, 85,650.48 and 17,655.03

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Solution

The fourth proportional to 57,094.88, 85,650.48 and 17,655.03 is: 26,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,094.88 : 85,650.48 = 17,655.03 : x
  2. Step 2: Convert to fraction form
    57,094.88/85,650.48 = 17,655.03/x
  3. Step 3: Cross multiply
    57,094.88x = 85,650.48 × 17,655.03
  4. Step 4: Simplify right side
    57,094.88x = 1,512,161,793.91
  5. Step 5: Solve for x
    x = 1,512,161,793.91/57,094.88
  6. Step 6: Final answer
    x = 26,485.07

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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.