Home / 147,442.60-221,195.82-47,608.36

Finding the Fourth Proportional to 147,442.60, 221,195.82 and 47,608.36

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Solution

The fourth proportional to 147,442.60, 221,195.82 and 47,608.36 is: 71,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,442.60 : 221,195.82 = 47,608.36 : x
  2. Step 2: Convert to fraction form
    147,442.60/221,195.82 = 47,608.36/x
  3. Step 3: Cross multiply
    147,442.60x = 221,195.82 × 47,608.36
  4. Step 4: Simplify right side
    147,442.60x = 10,530,770,229.06
  5. Step 5: Solve for x
    x = 10,530,770,229.06/147,442.60
  6. Step 6: Final answer
    x = 71,422.85

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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.