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Finding the Fourth Proportional to 184,343.63, 254,391.15 and 103,770.90

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Solution

The fourth proportional to 184,343.63, 254,391.15 and 103,770.90 is: 143,202.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,343.63 : 254,391.15 = 103,770.90 : x
  2. Step 2: Convert to fraction form
    184,343.63/254,391.15 = 103,770.90/x
  3. Step 3: Cross multiply
    184,343.63x = 254,391.15 × 103,770.90
  4. Step 4: Simplify right side
    184,343.63x = 26,398,398,587.54
  5. Step 5: Solve for x
    x = 26,398,398,587.54/184,343.63
  6. Step 6: Final answer
    x = 143,202.12

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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.