Home / 57,944.08-79,921.56-53,179.38

Finding the Fourth Proportional to 57,944.08, 79,921.56 and 53,179.38

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Solution

The fourth proportional to 57,944.08, 79,921.56 and 53,179.38 is: 73,349.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,944.08 : 79,921.56 = 53,179.38 : x
  2. Step 2: Convert to fraction form
    57,944.08/79,921.56 = 53,179.38/x
  3. Step 3: Cross multiply
    57,944.08x = 79,921.56 × 53,179.38
  4. Step 4: Simplify right side
    57,944.08x = 4,250,179,009.43
  5. Step 5: Solve for x
    x = 4,250,179,009.43/57,944.08
  6. Step 6: Final answer
    x = 73,349.67

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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.