Home / 139,031.04-208,549.44-33,850.56

Finding the Fourth Proportional to 139,031.04, 208,549.44 and 33,850.56

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Solution

The fourth proportional to 139,031.04, 208,549.44 and 33,850.56 is: 50,776.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,031.04 : 208,549.44 = 33,850.56 : x
  2. Step 2: Convert to fraction form
    139,031.04/208,549.44 = 33,850.56/x
  3. Step 3: Cross multiply
    139,031.04x = 208,549.44 × 33,850.56
  4. Step 4: Simplify right side
    139,031.04x = 7,059,515,331.69
  5. Step 5: Solve for x
    x = 7,059,515,331.69/139,031.04
  6. Step 6: Final answer
    x = 50,776.54

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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.