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Finding the Fourth Proportional to 65,163.60, 97,599.60 and 50,324.40

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Solution

The fourth proportional to 65,163.60, 97,599.60 and 50,324.40 is: 75,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,163.60 : 97,599.60 = 50,324.40 : x
  2. Step 2: Convert to fraction form
    65,163.60/97,599.60 = 50,324.40/x
  3. Step 3: Cross multiply
    65,163.60x = 97,599.60 × 50,324.40
  4. Step 4: Simplify right side
    65,163.60x = 4,911,641,310.24
  5. Step 5: Solve for x
    x = 4,911,641,310.24/65,163.60
  6. Step 6: Final answer
    x = 75,374.00

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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.