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Finding the Fourth Proportional to 62,313.92, 93,448.80 and 20,183.84

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Solution

The fourth proportional to 62,313.92, 93,448.80 and 20,183.84 is: 30,268.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,313.92 : 93,448.80 = 20,183.84 : x
  2. Step 2: Convert to fraction form
    62,313.92/93,448.80 = 20,183.84/x
  3. Step 3: Cross multiply
    62,313.92x = 93,448.80 × 20,183.84
  4. Step 4: Simplify right side
    62,313.92x = 1,886,155,627.39
  5. Step 5: Solve for x
    x = 1,886,155,627.39/62,313.92
  6. Step 6: Final answer
    x = 30,268.61

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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.