Home / 57,645.45-79,538.63-34,996.37

Finding the Fourth Proportional to 57,645.45, 79,538.63 and 34,996.37

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Solution

The fourth proportional to 57,645.45, 79,538.63 and 34,996.37 is: 48,287.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,645.45 : 79,538.63 = 34,996.37 : x
  2. Step 2: Convert to fraction form
    57,645.45/79,538.63 = 34,996.37/x
  3. Step 3: Cross multiply
    57,645.45x = 79,538.63 × 34,996.37
  4. Step 4: Simplify right side
    57,645.45x = 2,783,562,752.10
  5. Step 5: Solve for x
    x = 2,783,562,752.10/57,645.45
  6. Step 6: Final answer
    x = 48,287.64

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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.