Home / 65,241.75-90,033.62-35,433.75

Finding the Fourth Proportional to 65,241.75, 90,033.62 and 35,433.75

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Solution

The fourth proportional to 65,241.75, 90,033.62 and 35,433.75 is: 48,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,241.75 : 90,033.62 = 35,433.75 : x
  2. Step 2: Convert to fraction form
    65,241.75/90,033.62 = 35,433.75/x
  3. Step 3: Cross multiply
    65,241.75x = 90,033.62 × 35,433.75
  4. Step 4: Simplify right side
    65,241.75x = 3,190,228,605.51
  5. Step 5: Solve for x
    x = 3,190,228,605.51/65,241.75
  6. Step 6: Final answer
    x = 48,898.58

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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.