Home / 211,565.43-317,049.84-116,838.32

Finding the Fourth Proportional to 211,565.43, 317,049.84 and 116,838.32

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Solution

The fourth proportional to 211,565.43, 317,049.84 and 116,838.32 is: 175,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,565.43 : 317,049.84 = 116,838.32 : x
  2. Step 2: Convert to fraction form
    211,565.43/317,049.84 = 116,838.32/x
  3. Step 3: Cross multiply
    211,565.43x = 317,049.84 × 116,838.32
  4. Step 4: Simplify right side
    211,565.43x = 37,043,569,076.62
  5. Step 5: Solve for x
    x = 37,043,569,076.62/211,565.43
  6. Step 6: Final answer
    x = 175,092.73

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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.