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Finding the Fourth Proportional to 213,574.02, 294,706.17 and 118,067.46

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Solution

The fourth proportional to 213,574.02, 294,706.17 and 118,067.46 is: 162,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,574.02 : 294,706.17 = 118,067.46 : x
  2. Step 2: Convert to fraction form
    213,574.02/294,706.17 = 118,067.46/x
  3. Step 3: Cross multiply
    213,574.02x = 294,706.17 × 118,067.46
  4. Step 4: Simplify right side
    213,574.02x = 34,795,208,938.23
  5. Step 5: Solve for x
    x = 34,795,208,938.23/213,574.02
  6. Step 6: Final answer
    x = 162,918.73

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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.