Home / 166,176.94-229,323.01-90,725.44

Finding the Fourth Proportional to 166,176.94, 229,323.01 and 90,725.44

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Solution

The fourth proportional to 166,176.94, 229,323.01 and 90,725.44 is: 125,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,176.94 : 229,323.01 = 90,725.44 : x
  2. Step 2: Convert to fraction form
    166,176.94/229,323.01 = 90,725.44/x
  3. Step 3: Cross multiply
    166,176.94x = 229,323.01 × 90,725.44
  4. Step 4: Simplify right side
    166,176.94x = 20,805,430,984.37
  5. Step 5: Solve for x
    x = 20,805,430,984.37/166,176.94
  6. Step 6: Final answer
    x = 125,200.47

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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.