Home / 213,594.44-294,621.46-136,992.20

Finding the Fourth Proportional to 213,594.44, 294,621.46 and 136,992.20

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Solution

The fourth proportional to 213,594.44, 294,621.46 and 136,992.20 is: 188,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,594.44 : 294,621.46 = 136,992.20 : x
  2. Step 2: Convert to fraction form
    213,594.44/294,621.46 = 136,992.20/x
  3. Step 3: Cross multiply
    213,594.44x = 294,621.46 × 136,992.20
  4. Step 4: Simplify right side
    213,594.44x = 40,360,841,972.61
  5. Step 5: Solve for x
    x = 40,360,841,972.61/213,594.44
  6. Step 6: Final answer
    x = 188,960.17

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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.