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Finding the Fourth Proportional to 65,551.26, 90,460.72 and 35,743.26

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Solution

The fourth proportional to 65,551.26, 90,460.72 and 35,743.26 is: 49,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,551.26 : 90,460.72 = 35,743.26 : x
  2. Step 2: Convert to fraction form
    65,551.26/90,460.72 = 35,743.26/x
  3. Step 3: Cross multiply
    65,551.26x = 90,460.72 × 35,743.26
  4. Step 4: Simplify right side
    65,551.26x = 3,233,361,034.75
  5. Step 5: Solve for x
    x = 3,233,361,034.75/65,551.26
  6. Step 6: Final answer
    x = 49,325.69

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1.5x scale

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.