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Finding the Fourth Proportional to 236,069.28, 325,846.80 and 154,410.48

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Solution

The fourth proportional to 236,069.28, 325,846.80 and 154,410.48 is: 213,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,069.28 : 325,846.80 = 154,410.48 : x
  2. Step 2: Convert to fraction form
    236,069.28/325,846.80 = 154,410.48/x
  3. Step 3: Cross multiply
    236,069.28x = 325,846.80 × 154,410.48
  4. Step 4: Simplify right side
    236,069.28x = 50,314,160,794.46
  5. Step 5: Solve for x
    x = 50,314,160,794.46/236,069.28
  6. Step 6: Final answer
    x = 213,133.03

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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.