Home / 213,965.80-295,277.42-117,173.72

Finding the Fourth Proportional to 213,965.80, 295,277.42 and 117,173.72

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Solution

The fourth proportional to 213,965.80, 295,277.42 and 117,173.72 is: 161,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,965.80 : 295,277.42 = 117,173.72 : x
  2. Step 2: Convert to fraction form
    213,965.80/295,277.42 = 117,173.72/x
  3. Step 3: Cross multiply
    213,965.80x = 295,277.42 × 117,173.72
  4. Step 4: Simplify right side
    213,965.80x = 34,598,753,733.40
  5. Step 5: Solve for x
    x = 34,598,753,733.40/213,965.80
  6. Step 6: Final answer
    x = 161,702.26

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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.