Home / 64,538.16-89,067.40-36,245.52

Finding the Fourth Proportional to 64,538.16, 89,067.40 and 36,245.52

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Solution

The fourth proportional to 64,538.16, 89,067.40 and 36,245.52 is: 50,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,538.16 : 89,067.40 = 36,245.52 : x
  2. Step 2: Convert to fraction form
    64,538.16/89,067.40 = 36,245.52/x
  3. Step 3: Cross multiply
    64,538.16x = 89,067.40 × 36,245.52
  4. Step 4: Simplify right side
    64,538.16x = 3,228,294,228.05
  5. Step 5: Solve for x
    x = 3,228,294,228.05/64,538.16
  6. Step 6: Final answer
    x = 50,021.48

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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.