Home / 213,329.10-294,392.31-117,842.46

Finding the Fourth Proportional to 213,329.10, 294,392.31 and 117,842.46

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Solution

The fourth proportional to 213,329.10, 294,392.31 and 117,842.46 is: 162,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,329.10 : 294,392.31 = 117,842.46 : x
  2. Step 2: Convert to fraction form
    213,329.10/294,392.31 = 117,842.46/x
  3. Step 3: Cross multiply
    213,329.10x = 294,392.31 × 117,842.46
  4. Step 4: Simplify right side
    213,329.10x = 34,691,914,015.48
  5. Step 5: Solve for x
    x = 34,691,914,015.48/213,329.10
  6. Step 6: Final answer
    x = 162,621.57

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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.