Home / 77,261.14-115,684.07-49,028.33

Finding the Fourth Proportional to 77,261.14, 115,684.07 and 49,028.33

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Solution

The fourth proportional to 77,261.14, 115,684.07 and 49,028.33 is: 73,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,261.14 : 115,684.07 = 49,028.33 : x
  2. Step 2: Convert to fraction form
    77,261.14/115,684.07 = 49,028.33/x
  3. Step 3: Cross multiply
    77,261.14x = 115,684.07 × 49,028.33
  4. Step 4: Simplify right side
    77,261.14x = 5,671,797,070.95
  5. Step 5: Solve for x
    x = 5,671,797,070.95/77,261.14
  6. Step 6: Final answer
    x = 73,410.74

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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.