Home / 212,464.24-293,169.76-120,569.20

Finding the Fourth Proportional to 212,464.24, 293,169.76 and 120,569.20

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Solution

The fourth proportional to 212,464.24, 293,169.76 and 120,569.20 is: 166,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,464.24 : 293,169.76 = 120,569.20 : x
  2. Step 2: Convert to fraction form
    212,464.24/293,169.76 = 120,569.20/x
  3. Step 3: Cross multiply
    212,464.24x = 293,169.76 × 120,569.20
  4. Step 4: Simplify right side
    212,464.24x = 35,347,243,427.39
  5. Step 5: Solve for x
    x = 35,347,243,427.39/212,464.24
  6. Step 6: Final answer
    x = 166,367.97

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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.