Home / 213,799.91-295,049.99-118,315.49

Finding the Fourth Proportional to 213,799.91, 295,049.99 and 118,315.49

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Solution

The fourth proportional to 213,799.91, 295,049.99 and 118,315.49 is: 163,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,799.91 : 295,049.99 = 118,315.49 : x
  2. Step 2: Convert to fraction form
    213,799.91/295,049.99 = 118,315.49/x
  3. Step 3: Cross multiply
    213,799.91x = 295,049.99 × 118,315.49
  4. Step 4: Simplify right side
    213,799.91x = 34,908,982,961.88
  5. Step 5: Solve for x
    x = 34,908,982,961.88/213,799.91
  6. Step 6: Final answer
    x = 163,278.76

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1.5x scale

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.