Home / 166,034.57-229,127.41-90,583.07

Finding the Fourth Proportional to 166,034.57, 229,127.41 and 90,583.07

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Solution

The fourth proportional to 166,034.57, 229,127.41 and 90,583.07 is: 125,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,034.57 : 229,127.41 = 90,583.07 : x
  2. Step 2: Convert to fraction form
    166,034.57/229,127.41 = 90,583.07/x
  3. Step 3: Cross multiply
    166,034.57x = 229,127.41 × 90,583.07
  4. Step 4: Simplify right side
    166,034.57x = 20,755,064,218.95
  5. Step 5: Solve for x
    x = 20,755,064,218.95/166,034.57
  6. Step 6: Final answer
    x = 125,004.47

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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.