Home / 166,477.26-229,738.60-91,025.76

Finding the Fourth Proportional to 166,477.26, 229,738.60 and 91,025.76

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Solution

The fourth proportional to 166,477.26, 229,738.60 and 91,025.76 is: 125,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,477.26 : 229,738.60 = 91,025.76 : x
  2. Step 2: Convert to fraction form
    166,477.26/229,738.60 = 91,025.76/x
  3. Step 3: Cross multiply
    166,477.26x = 229,738.60 × 91,025.76
  4. Step 4: Simplify right side
    166,477.26x = 20,912,130,666.34
  5. Step 5: Solve for x
    x = 20,912,130,666.34/166,477.26
  6. Step 6: Final answer
    x = 125,615.54

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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.