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Finding the Fourth Proportional to 184,405.56, 254,466.54 and 103,837.56

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Solution

The fourth proportional to 184,405.56, 254,466.54 and 103,837.56 is: 143,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,405.56 : 254,466.54 = 103,837.56 : x
  2. Step 2: Convert to fraction form
    184,405.56/254,466.54 = 103,837.56/x
  3. Step 3: Cross multiply
    184,405.56x = 254,466.54 × 103,837.56
  4. Step 4: Simplify right side
    184,405.56x = 26,423,184,615.24
  5. Step 5: Solve for x
    x = 26,423,184,615.24/184,405.56
  6. Step 6: Final answer
    x = 143,288.44

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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.