Home / 147,203.40-220,738.68-41,997.36

Finding the Fourth Proportional to 147,203.40, 220,738.68 and 41,997.36

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Solution

The fourth proportional to 147,203.40, 220,738.68 and 41,997.36 is: 62,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,203.40 : 220,738.68 = 41,997.36 : x
  2. Step 2: Convert to fraction form
    147,203.40/220,738.68 = 41,997.36/x
  3. Step 3: Cross multiply
    147,203.40x = 220,738.68 × 41,997.36
  4. Step 4: Simplify right side
    147,203.40x = 9,270,441,809.88
  5. Step 5: Solve for x
    x = 9,270,441,809.88/147,203.40
  6. Step 6: Final answer
    x = 62,977.09

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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.