Home / 208,944.05-288,334.70-113,448.56

Finding the Fourth Proportional to 208,944.05, 288,334.70 and 113,448.56

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Solution

The fourth proportional to 208,944.05, 288,334.70 and 113,448.56 is: 156,554.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,944.05 : 288,334.70 = 113,448.56 : x
  2. Step 2: Convert to fraction form
    208,944.05/288,334.70 = 113,448.56/x
  3. Step 3: Cross multiply
    208,944.05x = 288,334.70 × 113,448.56
  4. Step 4: Simplify right side
    208,944.05x = 32,711,156,513.03
  5. Step 5: Solve for x
    x = 32,711,156,513.03/208,944.05
  6. Step 6: Final answer
    x = 156,554.62

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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.