Home / 184,427.10-276,640.65-66,231.90

Finding the Fourth Proportional to 184,427.10, 276,640.65 and 66,231.90

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Solution

The fourth proportional to 184,427.10, 276,640.65 and 66,231.90 is: 99,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,427.10 : 276,640.65 = 66,231.90 : x
  2. Step 2: Convert to fraction form
    184,427.10/276,640.65 = 66,231.90/x
  3. Step 3: Cross multiply
    184,427.10x = 276,640.65 × 66,231.90
  4. Step 4: Simplify right side
    184,427.10x = 18,322,435,866.74
  5. Step 5: Solve for x
    x = 18,322,435,866.74/184,427.10
  6. Step 6: Final answer
    x = 99,347.85

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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.