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Finding the Fourth Proportional to 148,357.96, 222,512.82 and 48,516.64

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Solution

The fourth proportional to 148,357.96, 222,512.82 and 48,516.64 is: 72,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,357.96 : 222,512.82 = 48,516.64 : x
  2. Step 2: Convert to fraction form
    148,357.96/222,512.82 = 48,516.64/x
  3. Step 3: Cross multiply
    148,357.96x = 222,512.82 × 48,516.64
  4. Step 4: Simplify right side
    148,357.96x = 10,795,574,383.32
  5. Step 5: Solve for x
    x = 10,795,574,383.32/148,357.96
  6. Step 6: Final answer
    x = 72,767.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.