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Finding the Fourth Proportional to 213,954.11, 295,265.89 and 118,460.80

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Solution

The fourth proportional to 213,954.11, 295,265.89 and 118,460.80 is: 163,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,954.11 : 295,265.89 = 118,460.80 : x
  2. Step 2: Convert to fraction form
    213,954.11/295,265.89 = 118,460.80/x
  3. Step 3: Cross multiply
    213,954.11x = 295,265.89 × 118,460.80
  4. Step 4: Simplify right side
    213,954.11x = 34,977,433,542.11
  5. Step 5: Solve for x
    x = 34,977,433,542.11/213,954.11
  6. Step 6: Final answer
    x = 163,481.01

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1.5x scale

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.