Home / 147,675.70-221,512.23-46,481.39

Finding the Fourth Proportional to 147,675.70, 221,512.23 and 46,481.39

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Solution

The fourth proportional to 147,675.70, 221,512.23 and 46,481.39 is: 69,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,675.70 : 221,512.23 = 46,481.39 : x
  2. Step 2: Convert to fraction form
    147,675.70/221,512.23 = 46,481.39/x
  3. Step 3: Cross multiply
    147,675.70x = 221,512.23 × 46,481.39
  4. Step 4: Simplify right side
    147,675.70x = 10,296,195,244.84
  5. Step 5: Solve for x
    x = 10,296,195,244.84/147,675.70
  6. Step 6: Final answer
    x = 69,721.66

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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.