Home / 57,887.12-79,885.80-32,736.08

Finding the Fourth Proportional to 57,887.12, 79,885.80 and 32,736.08

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Solution

The fourth proportional to 57,887.12, 79,885.80 and 32,736.08 is: 45,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,887.12 : 79,885.80 = 32,736.08 : x
  2. Step 2: Convert to fraction form
    57,887.12/79,885.80 = 32,736.08/x
  3. Step 3: Cross multiply
    57,887.12x = 79,885.80 × 32,736.08
  4. Step 4: Simplify right side
    57,887.12x = 2,615,147,939.66
  5. Step 5: Solve for x
    x = 2,615,147,939.66/57,887.12
  6. Step 6: Final answer
    x = 45,176.68

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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.