Home / 184,623.90-276,817.52-77,978.96

Finding the Fourth Proportional to 184,623.90, 276,817.52 and 77,978.96

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Solution

The fourth proportional to 184,623.90, 276,817.52 and 77,978.96 is: 116,918.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,623.90 : 276,817.52 = 77,978.96 : x
  2. Step 2: Convert to fraction form
    184,623.90/276,817.52 = 77,978.96/x
  3. Step 3: Cross multiply
    184,623.90x = 276,817.52 × 77,978.96
  4. Step 4: Simplify right side
    184,623.90x = 21,585,942,319.38
  5. Step 5: Solve for x
    x = 21,585,942,319.38/184,623.90
  6. Step 6: Final answer
    x = 116,918.46

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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.