Home / 138,933.98-208,401.48-33,752.95

Finding the Fourth Proportional to 138,933.98, 208,401.48 and 33,752.95

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Solution

The fourth proportional to 138,933.98, 208,401.48 and 33,752.95 is: 50,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,933.98 : 208,401.48 = 33,752.95 : x
  2. Step 2: Convert to fraction form
    138,933.98/208,401.48 = 33,752.95/x
  3. Step 3: Cross multiply
    138,933.98x = 208,401.48 × 33,752.95
  4. Step 4: Simplify right side
    138,933.98x = 7,034,164,734.37
  5. Step 5: Solve for x
    x = 7,034,164,734.37/138,933.98
  6. Step 6: Final answer
    x = 50,629.55

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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.