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Finding the Fourth Proportional to 179,810.45, 269,751.20 and 65,959.31

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Solution

The fourth proportional to 179,810.45, 269,751.20 and 65,959.31 is: 98,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,810.45 : 269,751.20 = 65,959.31 : x
  2. Step 2: Convert to fraction form
    179,810.45/269,751.20 = 65,959.31/x
  3. Step 3: Cross multiply
    179,810.45x = 269,751.20 × 65,959.31
  4. Step 4: Simplify right side
    179,810.45x = 17,792,603,698.05
  5. Step 5: Solve for x
    x = 17,792,603,698.05/179,810.45
  6. Step 6: Final answer
    x = 98,952.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.