Home / 139,333.11-208,999.62-34,151.19

Finding the Fourth Proportional to 139,333.11, 208,999.62 and 34,151.19

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Solution

The fourth proportional to 139,333.11, 208,999.62 and 34,151.19 is: 51,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,333.11 : 208,999.62 = 34,151.19 : x
  2. Step 2: Convert to fraction form
    139,333.11/208,999.62 = 34,151.19/x
  3. Step 3: Cross multiply
    139,333.11x = 208,999.62 × 34,151.19
  4. Step 4: Simplify right side
    139,333.11x = 7,137,585,732.55
  5. Step 5: Solve for x
    x = 7,137,585,732.55/139,333.11
  6. Step 6: Final answer
    x = 51,226.77

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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.