Home / 49,172.60-67,857.06-30,052.30

Finding the Fourth Proportional to 49,172.60, 67,857.06 and 30,052.30

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Solution

The fourth proportional to 49,172.60, 67,857.06 and 30,052.30 is: 41,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,172.60 : 67,857.06 = 30,052.30 : x
  2. Step 2: Convert to fraction form
    49,172.60/67,857.06 = 30,052.30/x
  3. Step 3: Cross multiply
    49,172.60x = 67,857.06 × 30,052.30
  4. Step 4: Simplify right side
    49,172.60x = 2,039,260,724.24
  5. Step 5: Solve for x
    x = 2,039,260,724.24/49,172.60
  6. Step 6: Final answer
    x = 41,471.48

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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.