Home / 166,021.25-229,108.26-94,401.28

Finding the Fourth Proportional to 166,021.25, 229,108.26 and 94,401.28

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Solution

The fourth proportional to 166,021.25, 229,108.26 and 94,401.28 is: 130,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,021.25 : 229,108.26 = 94,401.28 : x
  2. Step 2: Convert to fraction form
    166,021.25/229,108.26 = 94,401.28/x
  3. Step 3: Cross multiply
    166,021.25x = 229,108.26 × 94,401.28
  4. Step 4: Simplify right side
    166,021.25x = 21,628,113,642.96
  5. Step 5: Solve for x
    x = 21,628,113,642.96/166,021.25
  6. Step 6: Final answer
    x = 130,273.17

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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.