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Finding the Fourth Proportional to 150,698.20, 225,701.70 and 88,490.20

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Solution

The fourth proportional to 150,698.20, 225,701.70 and 88,490.20 is: 132,532.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,698.20 : 225,701.70 = 88,490.20 : x
  2. Step 2: Convert to fraction form
    150,698.20/225,701.70 = 88,490.20/x
  3. Step 3: Cross multiply
    150,698.20x = 225,701.70 × 88,490.20
  4. Step 4: Simplify right side
    150,698.20x = 19,972,388,573.34
  5. Step 5: Solve for x
    x = 19,972,388,573.34/150,698.20
  6. Step 6: Final answer
    x = 132,532.36

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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.