Home / 213,097.20-294,184.71-155,672.07

Finding the Fourth Proportional to 213,097.20, 294,184.71 and 155,672.07

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Solution

The fourth proportional to 213,097.20, 294,184.71 and 155,672.07 is: 214,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,097.20 : 294,184.71 = 155,672.07 : x
  2. Step 2: Convert to fraction form
    213,097.20/294,184.71 = 155,672.07/x
  3. Step 3: Cross multiply
    213,097.20x = 294,184.71 × 155,672.07
  4. Step 4: Simplify right side
    213,097.20x = 45,796,342,768.05
  5. Step 5: Solve for x
    x = 45,796,342,768.05/213,097.20
  6. Step 6: Final answer
    x = 214,908.23

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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.