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Finding the Fourth Proportional to 185,023.94, 255,333.82 and 100,141

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Solution

The fourth proportional to 185,023.94, 255,333.82 and 100,141 is: 138,195.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,023.94 : 255,333.82 = 100,141 : x
  2. Step 2: Convert to fraction form
    185,023.94/255,333.82 = 100,141/x
  3. Step 3: Cross multiply
    185,023.94x = 255,333.82 × 100,141
  4. Step 4: Simplify right side
    185,023.94x = 25,569,383,567.92
  5. Step 5: Solve for x
    x = 25,569,383,567.92/185,023.94
  6. Step 6: Final answer
    x = 138,195.00

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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.