Home / 77,917.44-107,518.08-46,080.12

Finding the Fourth Proportional to 77,917.44, 107,518.08 and 46,080.12

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Solution

The fourth proportional to 77,917.44, 107,518.08 and 46,080.12 is: 63,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,917.44 : 107,518.08 = 46,080.12 : x
  2. Step 2: Convert to fraction form
    77,917.44/107,518.08 = 46,080.12/x
  3. Step 3: Cross multiply
    77,917.44x = 107,518.08 × 46,080.12
  4. Step 4: Simplify right side
    77,917.44x = 4,954,446,028.57
  5. Step 5: Solve for x
    x = 4,954,446,028.57/77,917.44
  6. Step 6: Final answer
    x = 63,585.84

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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.