Home / 77,941.14-107,559.81-46,109.22

Finding the Fourth Proportional to 77,941.14, 107,559.81 and 46,109.22

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Solution

The fourth proportional to 77,941.14, 107,559.81 and 46,109.22 is: 63,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,941.14 : 107,559.81 = 46,109.22 : x
  2. Step 2: Convert to fraction form
    77,941.14/107,559.81 = 46,109.22/x
  3. Step 3: Cross multiply
    77,941.14x = 107,559.81 × 46,109.22
  4. Step 4: Simplify right side
    77,941.14x = 4,959,498,942.45
  5. Step 5: Solve for x
    x = 4,959,498,942.45/77,941.14
  6. Step 6: Final answer
    x = 63,631.34

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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.