Home / 213,984.94-295,295.60-118,489.58

Finding the Fourth Proportional to 213,984.94, 295,295.60 and 118,489.58

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Solution

The fourth proportional to 213,984.94, 295,295.60 and 118,489.58 is: 163,513.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,984.94 : 295,295.60 = 118,489.58 : x
  2. Step 2: Convert to fraction form
    213,984.94/295,295.60 = 118,489.58/x
  3. Step 3: Cross multiply
    213,984.94x = 295,295.60 × 118,489.58
  4. Step 4: Simplify right side
    213,984.94x = 34,989,451,619.85
  5. Step 5: Solve for x
    x = 34,989,451,619.85/213,984.94
  6. Step 6: Final answer
    x = 163,513.62

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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.