Home / 199,430.06-298,977.30-92,759.81

Finding the Fourth Proportional to 199,430.06, 298,977.30 and 92,759.81

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Solution

The fourth proportional to 199,430.06, 298,977.30 and 92,759.81 is: 139,061.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,430.06 : 298,977.30 = 92,759.81 : x
  2. Step 2: Convert to fraction form
    199,430.06/298,977.30 = 92,759.81/x
  3. Step 3: Cross multiply
    199,430.06x = 298,977.30 × 92,759.81
  4. Step 4: Simplify right side
    199,430.06x = 27,733,078,289.76
  5. Step 5: Solve for x
    x = 27,733,078,289.76/199,430.06
  6. Step 6: Final answer
    x = 139,061.67

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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.