Home / 192,488.90-265,636.35-106,453.67

Finding the Fourth Proportional to 192,488.90, 265,636.35 and 106,453.67

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Solution

The fourth proportional to 192,488.90, 265,636.35 and 106,453.67 is: 146,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,488.90 : 265,636.35 = 106,453.67 : x
  2. Step 2: Convert to fraction form
    192,488.90/265,636.35 = 106,453.67/x
  3. Step 3: Cross multiply
    192,488.90x = 265,636.35 × 106,453.67
  4. Step 4: Simplify right side
    192,488.90x = 28,277,963,014.72
  5. Step 5: Solve for x
    x = 28,277,963,014.72/192,488.90
  6. Step 6: Final answer
    x = 146,906.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.