Home / 139,034.07-208,558.40-44,274.60

Finding the Fourth Proportional to 139,034.07, 208,558.40 and 44,274.60

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Solution

The fourth proportional to 139,034.07, 208,558.40 and 44,274.60 is: 66,414.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,034.07 : 208,558.40 = 44,274.60 : x
  2. Step 2: Convert to fraction form
    139,034.07/208,558.40 = 44,274.60/x
  3. Step 3: Cross multiply
    139,034.07x = 208,558.40 × 44,274.60
  4. Step 4: Simplify right side
    139,034.07x = 9,233,839,515.27
  5. Step 5: Solve for x
    x = 9,233,839,515.27/139,034.07
  6. Step 6: Final answer
    x = 66,414.22

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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.