Home / 208,944.76-313,428.08-159,103.04

Finding the Fourth Proportional to 208,944.76, 313,428.08 and 159,103.04

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Solution

The fourth proportional to 208,944.76, 313,428.08 and 159,103.04 is: 238,662.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,944.76 : 313,428.08 = 159,103.04 : x
  2. Step 2: Convert to fraction form
    208,944.76/313,428.08 = 159,103.04/x
  3. Step 3: Cross multiply
    208,944.76x = 313,428.08 × 159,103.04
  4. Step 4: Simplify right side
    208,944.76x = 49,867,360,349.36
  5. Step 5: Solve for x
    x = 49,867,360,349.36/208,944.76
  6. Step 6: Final answer
    x = 238,662.89

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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.