Home / 119,238.22-178,724.11-51,692.28

Finding the Fourth Proportional to 119,238.22, 178,724.11 and 51,692.28

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Solution

The fourth proportional to 119,238.22, 178,724.11 and 51,692.28 is: 77,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,238.22 : 178,724.11 = 51,692.28 : x
  2. Step 2: Convert to fraction form
    119,238.22/178,724.11 = 51,692.28/x
  3. Step 3: Cross multiply
    119,238.22x = 178,724.11 × 51,692.28
  4. Step 4: Simplify right side
    119,238.22x = 9,238,656,736.87
  5. Step 5: Solve for x
    x = 9,238,656,736.87/119,238.22
  6. Step 6: Final answer
    x = 77,480.67

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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.