Home / 55,844.80-77,066.41-30,351.16

Finding the Fourth Proportional to 55,844.80, 77,066.41 and 30,351.16

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Solution

The fourth proportional to 55,844.80, 77,066.41 and 30,351.16 is: 41,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,844.80 : 77,066.41 = 30,351.16 : x
  2. Step 2: Convert to fraction form
    55,844.80/77,066.41 = 30,351.16/x
  3. Step 3: Cross multiply
    55,844.80x = 77,066.41 × 30,351.16
  4. Step 4: Simplify right side
    55,844.80x = 2,339,054,940.54
  5. Step 5: Solve for x
    x = 2,339,054,940.54/55,844.80
  6. Step 6: Final answer
    x = 41,884.92

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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.