Home / 77,448.58-116,185.03-33,075.56

Finding the Fourth Proportional to 77,448.58, 116,185.03 and 33,075.56

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Solution

The fourth proportional to 77,448.58, 116,185.03 and 33,075.56 is: 49,618.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,448.58 : 116,185.03 = 33,075.56 : x
  2. Step 2: Convert to fraction form
    77,448.58/116,185.03 = 33,075.56/x
  3. Step 3: Cross multiply
    77,448.58x = 116,185.03 × 33,075.56
  4. Step 4: Simplify right side
    77,448.58x = 3,842,885,138.64
  5. Step 5: Solve for x
    x = 3,842,885,138.64/77,448.58
  6. Step 6: Final answer
    x = 49,618.54

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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.