Home / 144,075.44-198,804.52-83,636.48

Finding the Fourth Proportional to 144,075.44, 198,804.52 and 83,636.48

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Solution

The fourth proportional to 144,075.44, 198,804.52 and 83,636.48 is: 115,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,075.44 : 198,804.52 = 83,636.48 : x
  2. Step 2: Convert to fraction form
    144,075.44/198,804.52 = 83,636.48/x
  3. Step 3: Cross multiply
    144,075.44x = 198,804.52 × 83,636.48
  4. Step 4: Simplify right side
    144,075.44x = 16,627,310,260.89
  5. Step 5: Solve for x
    x = 16,627,310,260.89/144,075.44
  6. Step 6: Final answer
    x = 115,406.97

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1.5x scale

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.