Home / 213,979.32-295,287.84-118,483.97

Finding the Fourth Proportional to 213,979.32, 295,287.84 and 118,483.97

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Solution

The fourth proportional to 213,979.32, 295,287.84 and 118,483.97 is: 163,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,979.32 : 295,287.84 = 118,483.97 : x
  2. Step 2: Convert to fraction form
    213,979.32/295,287.84 = 118,483.97/x
  3. Step 3: Cross multiply
    213,979.32x = 295,287.84 × 118,483.97
  4. Step 4: Simplify right side
    213,979.32x = 34,986,874,099.49
  5. Step 5: Solve for x
    x = 34,986,874,099.49/213,979.32
  6. Step 6: Final answer
    x = 163,505.87

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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.