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Finding the Fourth Proportional to 134,366.54, 185,418.36 and 73,927.37

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Solution

The fourth proportional to 134,366.54, 185,418.36 and 73,927.37 is: 102,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,366.54 : 185,418.36 = 73,927.37 : x
  2. Step 2: Convert to fraction form
    134,366.54/185,418.36 = 73,927.37/x
  3. Step 3: Cross multiply
    134,366.54x = 185,418.36 × 73,927.37
  4. Step 4: Simplify right side
    134,366.54x = 13,707,490,777.42
  5. Step 5: Solve for x
    x = 13,707,490,777.42/134,366.54
  6. Step 6: Final answer
    x = 102,015.66

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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.