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Finding the Fourth Proportional to 185,362.98, 255,798.20 and 104,787.84

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Solution

The fourth proportional to 185,362.98, 255,798.20 and 104,787.84 is: 144,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,362.98 : 255,798.20 = 104,787.84 : x
  2. Step 2: Convert to fraction form
    185,362.98/255,798.20 = 104,787.84/x
  3. Step 3: Cross multiply
    185,362.98x = 255,798.20 × 104,787.84
  4. Step 4: Simplify right side
    185,362.98x = 26,804,540,853.89
  5. Step 5: Solve for x
    x = 26,804,540,853.89/185,362.98
  6. Step 6: Final answer
    x = 144,605.69

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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.