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Finding the Fourth Proportional to 65,147.80, 97,594.43 and 44,880.98

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Solution

The fourth proportional to 65,147.80, 97,594.43 and 44,880.98 is: 67,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,147.80 : 97,594.43 = 44,880.98 : x
  2. Step 2: Convert to fraction form
    65,147.80/97,594.43 = 44,880.98/x
  3. Step 3: Cross multiply
    65,147.80x = 97,594.43 × 44,880.98
  4. Step 4: Simplify right side
    65,147.80x = 4,380,133,407.16
  5. Step 5: Solve for x
    x = 4,380,133,407.16/65,147.80
  6. Step 6: Final answer
    x = 67,233.79

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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.