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Finding the Fourth Proportional to 65,365.44, 98,059.68 and 30,344.64

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Solution

The fourth proportional to 65,365.44, 98,059.68 and 30,344.64 is: 45,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,365.44 : 98,059.68 = 30,344.64 : x
  2. Step 2: Convert to fraction form
    65,365.44/98,059.68 = 30,344.64/x
  3. Step 3: Cross multiply
    65,365.44x = 98,059.68 × 30,344.64
  4. Step 4: Simplify right side
    65,365.44x = 2,975,585,688.12
  5. Step 5: Solve for x
    x = 2,975,585,688.12/65,365.44
  6. Step 6: Final answer
    x = 45,522.31

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1.5x scale

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.