Home / 208,766.46-313,141.16-96,409.74

Finding the Fourth Proportional to 208,766.46, 313,141.16 and 96,409.74

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Solution

The fourth proportional to 208,766.46, 313,141.16 and 96,409.74 is: 144,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,766.46 : 313,141.16 = 96,409.74 : x
  2. Step 2: Convert to fraction form
    208,766.46/313,141.16 = 96,409.74/x
  3. Step 3: Cross multiply
    208,766.46x = 313,141.16 × 96,409.74
  4. Step 4: Simplify right side
    208,766.46x = 30,189,857,818.90
  5. Step 5: Solve for x
    x = 30,189,857,818.90/208,766.46
  6. Step 6: Final answer
    x = 144,610.67

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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.