Home / 208,928.10-313,355.11-95,049.45

Finding the Fourth Proportional to 208,928.10, 313,355.11 and 95,049.45

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Solution

The fourth proportional to 208,928.10, 313,355.11 and 95,049.45 is: 142,557.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,928.10 : 313,355.11 = 95,049.45 : x
  2. Step 2: Convert to fraction form
    208,928.10/313,355.11 = 95,049.45/x
  3. Step 3: Cross multiply
    208,928.10x = 313,355.11 × 95,049.45
  4. Step 4: Simplify right side
    208,928.10x = 29,784,230,860.19
  5. Step 5: Solve for x
    x = 29,784,230,860.19/208,928.10
  6. Step 6: Final answer
    x = 142,557.32

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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.