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Finding the Fourth Proportional to 65,284.10, 90,119.62 and 44,092.07

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Solution

The fourth proportional to 65,284.10, 90,119.62 and 44,092.07 is: 60,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,284.10 : 90,119.62 = 44,092.07 : x
  2. Step 2: Convert to fraction form
    65,284.10/90,119.62 = 44,092.07/x
  3. Step 3: Cross multiply
    65,284.10x = 90,119.62 × 44,092.07
  4. Step 4: Simplify right side
    65,284.10x = 3,973,560,986.48
  5. Step 5: Solve for x
    x = 3,973,560,986.48/65,284.10
  6. Step 6: Final answer
    x = 60,865.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.