Home / 177,067.08-265,648.01-77,235.39

Finding the Fourth Proportional to 177,067.08, 265,648.01 and 77,235.39

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Solution

The fourth proportional to 177,067.08, 265,648.01 and 77,235.39 is: 115,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,067.08 : 265,648.01 = 77,235.39 : x
  2. Step 2: Convert to fraction form
    177,067.08/265,648.01 = 77,235.39/x
  3. Step 3: Cross multiply
    177,067.08x = 265,648.01 × 77,235.39
  4. Step 4: Simplify right side
    177,067.08x = 20,517,427,268.90
  5. Step 5: Solve for x
    x = 20,517,427,268.90/177,067.08
  6. Step 6: Final answer
    x = 115,873.75

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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.