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Finding the Fourth Proportional to 185,381.64, 255,816.83 and 104,804.37

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Solution

The fourth proportional to 185,381.64, 255,816.83 and 104,804.37 is: 144,624.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,381.64 : 255,816.83 = 104,804.37 : x
  2. Step 2: Convert to fraction form
    185,381.64/255,816.83 = 104,804.37/x
  3. Step 3: Cross multiply
    185,381.64x = 255,816.83 × 104,804.37
  4. Step 4: Simplify right side
    185,381.64x = 26,810,721,179.53
  5. Step 5: Solve for x
    x = 26,810,721,179.53/185,381.64
  6. Step 6: Final answer
    x = 144,624.47

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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.