Home / 153,629.88-229,137.84-150,971.48

Finding the Fourth Proportional to 153,629.88, 229,137.84 and 150,971.48

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Solution

The fourth proportional to 153,629.88, 229,137.84 and 150,971.48 is: 225,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,629.88 : 229,137.84 = 150,971.48 : x
  2. Step 2: Convert to fraction form
    153,629.88/229,137.84 = 150,971.48/x
  3. Step 3: Cross multiply
    153,629.88x = 229,137.84 × 150,971.48
  4. Step 4: Simplify right side
    153,629.88x = 34,593,278,828.80
  5. Step 5: Solve for x
    x = 34,593,278,828.80/153,629.88
  6. Step 6: Final answer
    x = 225,172.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.