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Finding the Fourth Proportional to 153,908.70, 230,863.05 and 150,628.20

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Solution

The fourth proportional to 153,908.70, 230,863.05 and 150,628.20 is: 225,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,908.70 : 230,863.05 = 150,628.20 : x
  2. Step 2: Convert to fraction form
    153,908.70/230,863.05 = 150,628.20/x
  3. Step 3: Cross multiply
    153,908.70x = 230,863.05 × 150,628.20
  4. Step 4: Simplify right side
    153,908.70x = 34,774,485,668.01
  5. Step 5: Solve for x
    x = 34,774,485,668.01/153,908.70
  6. Step 6: Final answer
    x = 225,942.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.