Home / 57,749.68-79,713.75-33,867.64

Finding the Fourth Proportional to 57,749.68, 79,713.75 and 33,867.64

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Solution

The fourth proportional to 57,749.68, 79,713.75 and 33,867.64 is: 46,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,749.68 : 79,713.75 = 33,867.64 : x
  2. Step 2: Convert to fraction form
    57,749.68/79,713.75 = 33,867.64/x
  3. Step 3: Cross multiply
    57,749.68x = 79,713.75 × 33,867.64
  4. Step 4: Simplify right side
    57,749.68x = 2,699,716,588.05
  5. Step 5: Solve for x
    x = 2,699,716,588.05/57,749.68
  6. Step 6: Final answer
    x = 46,748.60

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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.