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Finding the Fourth Proportional to 184,223.98, 254,231.42 and 103,651.66

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Solution

The fourth proportional to 184,223.98, 254,231.42 and 103,651.66 is: 143,040.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,223.98 : 254,231.42 = 103,651.66 : x
  2. Step 2: Convert to fraction form
    184,223.98/254,231.42 = 103,651.66/x
  3. Step 3: Cross multiply
    184,223.98x = 254,231.42 × 103,651.66
  4. Step 4: Simplify right side
    184,223.98x = 26,351,506,917.74
  5. Step 5: Solve for x
    x = 26,351,506,917.74/184,223.98
  6. Step 6: Final answer
    x = 143,040.59

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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.