Home / 166,940.53-230,378.04-90,460.37

Finding the Fourth Proportional to 166,940.53, 230,378.04 and 90,460.37

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Solution

The fourth proportional to 166,940.53, 230,378.04 and 90,460.37 is: 124,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,940.53 : 230,378.04 = 90,460.37 : x
  2. Step 2: Convert to fraction form
    166,940.53/230,378.04 = 90,460.37/x
  3. Step 3: Cross multiply
    166,940.53x = 230,378.04 × 90,460.37
  4. Step 4: Simplify right side
    166,940.53x = 20,840,083,314.22
  5. Step 5: Solve for x
    x = 20,840,083,314.22/166,940.53
  6. Step 6: Final answer
    x = 124,835.37

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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.