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Finding the Fourth Proportional to 48,241.04, 66,639.72 and 36,395.60

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Solution

The fourth proportional to 48,241.04, 66,639.72 and 36,395.60 is: 50,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,241.04 : 66,639.72 = 36,395.60 : x
  2. Step 2: Convert to fraction form
    48,241.04/66,639.72 = 36,395.60/x
  3. Step 3: Cross multiply
    48,241.04x = 66,639.72 × 36,395.60
  4. Step 4: Simplify right side
    48,241.04x = 2,425,392,593.23
  5. Step 5: Solve for x
    x = 2,425,392,593.23/48,241.04
  6. Step 6: Final answer
    x = 50,276.54

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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.