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Finding the Fourth Proportional to 97,059.67, 145,589.46 and 26,938.96

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Solution

The fourth proportional to 97,059.67, 145,589.46 and 26,938.96 is: 40,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,059.67 : 145,589.46 = 26,938.96 : x
  2. Step 2: Convert to fraction form
    97,059.67/145,589.46 = 26,938.96/x
  3. Step 3: Cross multiply
    97,059.67x = 145,589.46 × 26,938.96
  4. Step 4: Simplify right side
    97,059.67x = 3,922,028,639.36
  5. Step 5: Solve for x
    x = 3,922,028,639.36/97,059.67
  6. Step 6: Final answer
    x = 40,408.43

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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.