Home / 293,216.16-439,528.32-115,625.28

Finding the Fourth Proportional to 293,216.16, 439,528.32 and 115,625.28

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Solution

The fourth proportional to 293,216.16, 439,528.32 and 115,625.28 is: 173,321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216.16 : 439,528.32 = 115,625.28 : x
  2. Step 2: Convert to fraction form
    293,216.16/439,528.32 = 115,625.28/x
  3. Step 3: Cross multiply
    293,216.16x = 439,528.32 × 115,625.28
  4. Step 4: Simplify right side
    293,216.16x = 50,820,585,067.93
  5. Step 5: Solve for x
    x = 50,820,585,067.93/293,216.16
  6. Step 6: Final answer
    x = 173,321.23

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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.