Home / 115,976.08-173,684.94-65,933.74

Finding the Fourth Proportional to 115,976.08, 173,684.94 and 65,933.74

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Solution

The fourth proportional to 115,976.08, 173,684.94 and 65,933.74 is: 98,741.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,976.08 : 173,684.94 = 65,933.74 : x
  2. Step 2: Convert to fraction form
    115,976.08/173,684.94 = 65,933.74/x
  3. Step 3: Cross multiply
    115,976.08x = 173,684.94 × 65,933.74
  4. Step 4: Simplify right side
    115,976.08x = 11,451,697,675.88
  5. Step 5: Solve for x
    x = 11,451,697,675.88/115,976.08
  6. Step 6: Final answer
    x = 98,741.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.