Home / 211,274.73-291,559.97-114,478.79

Finding the Fourth Proportional to 211,274.73, 291,559.97 and 114,478.79

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Solution

The fourth proportional to 211,274.73, 291,559.97 and 114,478.79 is: 157,981.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,274.73 : 291,559.97 = 114,478.79 : x
  2. Step 2: Convert to fraction form
    211,274.73/291,559.97 = 114,478.79/x
  3. Step 3: Cross multiply
    211,274.73x = 291,559.97 × 114,478.79
  4. Step 4: Simplify right side
    211,274.73x = 33,377,431,406.43
  5. Step 5: Solve for x
    x = 33,377,431,406.43/211,274.73
  6. Step 6: Final answer
    x = 157,981.18

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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.