Home / 77,094.84-106,408.66-50,190.50

Finding the Fourth Proportional to 77,094.84, 106,408.66 and 50,190.50

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Solution

The fourth proportional to 77,094.84, 106,408.66 and 50,190.50 is: 69,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,094.84 : 106,408.66 = 50,190.50 : x
  2. Step 2: Convert to fraction form
    77,094.84/106,408.66 = 50,190.50/x
  3. Step 3: Cross multiply
    77,094.84x = 106,408.66 × 50,190.50
  4. Step 4: Simplify right side
    77,094.84x = 5,340,703,849.73
  5. Step 5: Solve for x
    x = 5,340,703,849.73/77,094.84
  6. Step 6: Final answer
    x = 69,274.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.