Home / 201,246.20-301,869.30-131,262.20

Finding the Fourth Proportional to 201,246.20, 301,869.30 and 131,262.20

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Solution

The fourth proportional to 201,246.20, 301,869.30 and 131,262.20 is: 196,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,246.20 : 301,869.30 = 131,262.20 : x
  2. Step 2: Convert to fraction form
    201,246.20/301,869.30 = 131,262.20/x
  3. Step 3: Cross multiply
    201,246.20x = 301,869.30 × 131,262.20
  4. Step 4: Simplify right side
    201,246.20x = 39,624,028,430.46
  5. Step 5: Solve for x
    x = 39,624,028,430.46/201,246.20
  6. Step 6: Final answer
    x = 196,893.30

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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.