Home / 212,650.08-293,499.62-122,067.28

Finding the Fourth Proportional to 212,650.08, 293,499.62 and 122,067.28

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Solution

The fourth proportional to 212,650.08, 293,499.62 and 122,067.28 is: 168,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,650.08 : 293,499.62 = 122,067.28 : x
  2. Step 2: Convert to fraction form
    212,650.08/293,499.62 = 122,067.28/x
  3. Step 3: Cross multiply
    212,650.08x = 293,499.62 × 122,067.28
  4. Step 4: Simplify right side
    212,650.08x = 35,826,700,294.43
  5. Step 5: Solve for x
    x = 35,826,700,294.43/212,650.08
  6. Step 6: Final answer
    x = 168,477.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.