Home / 64,634.08-89,193.52-36,339.68

Finding the Fourth Proportional to 64,634.08, 89,193.52 and 36,339.68

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Solution

The fourth proportional to 64,634.08, 89,193.52 and 36,339.68 is: 50,147.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,634.08 : 89,193.52 = 36,339.68 : x
  2. Step 2: Convert to fraction form
    64,634.08/89,193.52 = 36,339.68/x
  3. Step 3: Cross multiply
    64,634.08x = 89,193.52 × 36,339.68
  4. Step 4: Simplify right side
    64,634.08x = 3,241,263,974.87
  5. Step 5: Solve for x
    x = 3,241,263,974.87/64,634.08
  6. Step 6: Final answer
    x = 50,147.91

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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.