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Finding the Fourth Proportional to 224,041.98, 335,273.22 and 139,841.67

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Solution

The fourth proportional to 224,041.98, 335,273.22 and 139,841.67 is: 209,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,041.98 : 335,273.22 = 139,841.67 : x
  2. Step 2: Convert to fraction form
    224,041.98/335,273.22 = 139,841.67/x
  3. Step 3: Cross multiply
    224,041.98x = 335,273.22 × 139,841.67
  4. Step 4: Simplify right side
    224,041.98x = 46,885,166,991.08
  5. Step 5: Solve for x
    x = 46,885,166,991.08/224,041.98
  6. Step 6: Final answer
    x = 209,269.56

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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.