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Finding the Fourth Proportional to 57,313.92, 79,096.32 and 32,162.88

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Solution

The fourth proportional to 57,313.92, 79,096.32 and 32,162.88 is: 44,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,313.92 : 79,096.32 = 32,162.88 : x
  2. Step 2: Convert to fraction form
    57,313.92/79,096.32 = 32,162.88/x
  3. Step 3: Cross multiply
    57,313.92x = 79,096.32 × 32,162.88
  4. Step 4: Simplify right side
    57,313.92x = 2,543,965,448.60
  5. Step 5: Solve for x
    x = 2,543,965,448.60/57,313.92
  6. Step 6: Final answer
    x = 44,386.52

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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.