Home / 147,949.30-221,946.09-54,447.94

Finding the Fourth Proportional to 147,949.30, 221,946.09 and 54,447.94

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Solution

The fourth proportional to 147,949.30, 221,946.09 and 54,447.94 is: 81,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,949.30 : 221,946.09 = 54,447.94 : x
  2. Step 2: Convert to fraction form
    147,949.30/221,946.09 = 54,447.94/x
  3. Step 3: Cross multiply
    147,949.30x = 221,946.09 × 54,447.94
  4. Step 4: Simplify right side
    147,949.30x = 12,084,507,391.55
  5. Step 5: Solve for x
    x = 12,084,507,391.55/147,949.30
  6. Step 6: Final answer
    x = 81,680.06

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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.