Home / 123,095.08-184,464.06-66,887.56

Finding the Fourth Proportional to 123,095.08, 184,464.06 and 66,887.56

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Solution

The fourth proportional to 123,095.08, 184,464.06 and 66,887.56 is: 100,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,095.08 : 184,464.06 = 66,887.56 : x
  2. Step 2: Convert to fraction form
    123,095.08/184,464.06 = 66,887.56/x
  3. Step 3: Cross multiply
    123,095.08x = 184,464.06 × 66,887.56
  4. Step 4: Simplify right side
    123,095.08x = 12,338,350,881.09
  5. Step 5: Solve for x
    x = 12,338,350,881.09/123,095.08
  6. Step 6: Final answer
    x = 100,234.31

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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.