Home / 147,968.80-221,807.40-73,027.60

Finding the Fourth Proportional to 147,968.80, 221,807.40 and 73,027.60

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Solution

The fourth proportional to 147,968.80, 221,807.40 and 73,027.60 is: 109,469.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,968.80 : 221,807.40 = 73,027.60 : x
  2. Step 2: Convert to fraction form
    147,968.80/221,807.40 = 73,027.60/x
  3. Step 3: Cross multiply
    147,968.80x = 221,807.40 × 73,027.60
  4. Step 4: Simplify right side
    147,968.80x = 16,198,062,084.24
  5. Step 5: Solve for x
    x = 16,198,062,084.24/147,968.80
  6. Step 6: Final answer
    x = 109,469.44

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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.