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Finding the Fourth Proportional to 64,757.95, 97,192.28 and 25,342.74

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Solution

The fourth proportional to 64,757.95, 97,192.28 and 25,342.74 is: 38,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757.95 : 97,192.28 = 25,342.74 : x
  2. Step 2: Convert to fraction form
    64,757.95/97,192.28 = 25,342.74/x
  3. Step 3: Cross multiply
    64,757.95x = 97,192.28 × 25,342.74
  4. Step 4: Simplify right side
    64,757.95x = 2,463,118,745.40
  5. Step 5: Solve for x
    x = 2,463,118,745.40/64,757.95
  6. Step 6: Final answer
    x = 38,035.78

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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.