Home / 77,949.12-107,550.72-46,104.96

Finding the Fourth Proportional to 77,949.12, 107,550.72 and 46,104.96

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Solution

The fourth proportional to 77,949.12, 107,550.72 and 46,104.96 is: 63,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,949.12 : 107,550.72 = 46,104.96 : x
  2. Step 2: Convert to fraction form
    77,949.12/107,550.72 = 46,104.96/x
  3. Step 3: Cross multiply
    77,949.12x = 107,550.72 × 46,104.96
  4. Step 4: Simplify right side
    77,949.12x = 4,958,621,643.57
  5. Step 5: Solve for x
    x = 4,958,621,643.57/77,949.12
  6. Step 6: Final answer
    x = 63,613.57

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1.5x scale

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.