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Finding the Fourth Proportional to 60,933.92, 84,053.76 and 35,778.56

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Solution

The fourth proportional to 60,933.92, 84,053.76 and 35,778.56 is: 49,353.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,933.92 : 84,053.76 = 35,778.56 : x
  2. Step 2: Convert to fraction form
    60,933.92/84,053.76 = 35,778.56/x
  3. Step 3: Cross multiply
    60,933.92x = 84,053.76 × 35,778.56
  4. Step 4: Simplify right side
    60,933.92x = 3,007,322,495.39
  5. Step 5: Solve for x
    x = 3,007,322,495.39/60,933.92
  6. Step 6: Final answer
    x = 49,353.83

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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.