Home / 204,220.40-306,622.20-159,897.20

Finding the Fourth Proportional to 204,220.40, 306,622.20 and 159,897.20

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Solution

The fourth proportional to 204,220.40, 306,622.20 and 159,897.20 is: 240,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,220.40 : 306,622.20 = 159,897.20 : x
  2. Step 2: Convert to fraction form
    204,220.40/306,622.20 = 159,897.20/x
  3. Step 3: Cross multiply
    204,220.40x = 306,622.20 × 159,897.20
  4. Step 4: Simplify right side
    204,220.40x = 49,028,031,237.84
  5. Step 5: Solve for x
    x = 49,028,031,237.84/204,220.40
  6. Step 6: Final answer
    x = 240,074.11

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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.