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Finding the Fourth Proportional to 64,876.89, 97,359 and 22,757.37

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Solution

The fourth proportional to 64,876.89, 97,359 and 22,757.37 is: 34,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,876.89 : 97,359 = 22,757.37 : x
  2. Step 2: Convert to fraction form
    64,876.89/97,359 = 22,757.37/x
  3. Step 3: Cross multiply
    64,876.89x = 97,359 × 22,757.37
  4. Step 4: Simplify right side
    64,876.89x = 2,215,634,785.83
  5. Step 5: Solve for x
    x = 2,215,634,785.83/64,876.89
  6. Step 6: Final answer
    x = 34,151.37

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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.