Home / 166,088.44-229,202.94-90,638.56

Finding the Fourth Proportional to 166,088.44, 229,202.94 and 90,638.56

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Solution

The fourth proportional to 166,088.44, 229,202.94 and 90,638.56 is: 125,081.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,088.44 : 229,202.94 = 90,638.56 : x
  2. Step 2: Convert to fraction form
    166,088.44/229,202.94 = 90,638.56/x
  3. Step 3: Cross multiply
    166,088.44x = 229,202.94 × 90,638.56
  4. Step 4: Simplify right side
    166,088.44x = 20,774,624,429.37
  5. Step 5: Solve for x
    x = 20,774,624,429.37/166,088.44
  6. Step 6: Final answer
    x = 125,081.70

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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.