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Finding the Fourth Proportional to 139,352.99, 209,084.83 and 44,597.70

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Solution

The fourth proportional to 139,352.99, 209,084.83 and 44,597.70 is: 66,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,352.99 : 209,084.83 = 44,597.70 : x
  2. Step 2: Convert to fraction form
    139,352.99/209,084.83 = 44,597.70/x
  3. Step 3: Cross multiply
    139,352.99x = 209,084.83 × 44,597.70
  4. Step 4: Simplify right side
    139,352.99x = 9,324,702,411.40
  5. Step 5: Solve for x
    x = 9,324,702,411.40/139,352.99
  6. Step 6: Final answer
    x = 66,914.26

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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.