Home / 55,788.96-84,067.20-46,145.28

Finding the Fourth Proportional to 55,788.96, 84,067.20 and 46,145.28

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Solution

The fourth proportional to 55,788.96, 84,067.20 and 46,145.28 is: 69,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,788.96 : 84,067.20 = 46,145.28 : x
  2. Step 2: Convert to fraction form
    55,788.96/84,067.20 = 46,145.28/x
  3. Step 3: Cross multiply
    55,788.96x = 84,067.20 × 46,145.28
  4. Step 4: Simplify right side
    55,788.96x = 3,879,304,482.82
  5. Step 5: Solve for x
    x = 3,879,304,482.82/55,788.96
  6. Step 6: Final answer
    x = 69,535.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.