Home / 213,619.92-294,797.40-118,133.04

Finding the Fourth Proportional to 213,619.92, 294,797.40 and 118,133.04

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Solution

The fourth proportional to 213,619.92, 294,797.40 and 118,133.04 is: 163,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,619.92 : 294,797.40 = 118,133.04 : x
  2. Step 2: Convert to fraction form
    213,619.92/294,797.40 = 118,133.04/x
  3. Step 3: Cross multiply
    213,619.92x = 294,797.40 × 118,133.04
  4. Step 4: Simplify right side
    213,619.92x = 34,825,313,046.10
  5. Step 5: Solve for x
    x = 34,825,313,046.10/213,619.92
  6. Step 6: Final answer
    x = 163,024.65

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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.