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Finding the Fourth Proportional to 48,648.96, 67,190.94 and 32,705.73

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Solution

The fourth proportional to 48,648.96, 67,190.94 and 32,705.73 is: 45,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,648.96 : 67,190.94 = 32,705.73 : x
  2. Step 2: Convert to fraction form
    48,648.96/67,190.94 = 32,705.73/x
  3. Step 3: Cross multiply
    48,648.96x = 67,190.94 × 32,705.73
  4. Step 4: Simplify right side
    48,648.96x = 2,197,528,742.09
  5. Step 5: Solve for x
    x = 2,197,528,742.09/48,648.96
  6. Step 6: Final answer
    x = 45,171.14

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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.