Home / 213,984.66-295,295.21-118,489.30

Finding the Fourth Proportional to 213,984.66, 295,295.21 and 118,489.30

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Solution

The fourth proportional to 213,984.66, 295,295.21 and 118,489.30 is: 163,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,984.66 : 295,295.21 = 118,489.30 : x
  2. Step 2: Convert to fraction form
    213,984.66/295,295.21 = 118,489.30/x
  3. Step 3: Cross multiply
    213,984.66x = 295,295.21 × 118,489.30
  4. Step 4: Simplify right side
    213,984.66x = 34,989,322,726.25
  5. Step 5: Solve for x
    x = 34,989,322,726.25/213,984.66
  6. Step 6: Final answer
    x = 163,513.23

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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.