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Finding the Fourth Proportional to 213,552.59, 294,708.74 and 118,065.44

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Solution

The fourth proportional to 213,552.59, 294,708.74 and 118,065.44 is: 162,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,552.59 : 294,708.74 = 118,065.44 : x
  2. Step 2: Convert to fraction form
    213,552.59/294,708.74 = 118,065.44/x
  3. Step 3: Cross multiply
    213,552.59x = 294,708.74 × 118,065.44
  4. Step 4: Simplify right side
    213,552.59x = 34,794,914,996.07
  5. Step 5: Solve for x
    x = 34,794,914,996.07/213,552.59
  6. Step 6: Final answer
    x = 162,933.71

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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.