Home / 144,664.80-199,504.20-99,262.68

Finding the Fourth Proportional to 144,664.80, 199,504.20 and 99,262.68

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Solution

The fourth proportional to 144,664.80, 199,504.20 and 99,262.68 is: 136,891.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,664.80 : 199,504.20 = 99,262.68 : x
  2. Step 2: Convert to fraction form
    144,664.80/199,504.20 = 99,262.68/x
  3. Step 3: Cross multiply
    144,664.80x = 199,504.20 × 99,262.68
  4. Step 4: Simplify right side
    144,664.80x = 19,803,321,563.26
  5. Step 5: Solve for x
    x = 19,803,321,563.26/144,664.80
  6. Step 6: Final answer
    x = 136,891.09

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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.