Home / 144,608.71-199,562.07-83,321.10

Finding the Fourth Proportional to 144,608.71, 199,562.07 and 83,321.10

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Solution

The fourth proportional to 144,608.71, 199,562.07 and 83,321.10 is: 114,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,608.71 : 199,562.07 = 83,321.10 : x
  2. Step 2: Convert to fraction form
    144,608.71/199,562.07 = 83,321.10/x
  3. Step 3: Cross multiply
    144,608.71x = 199,562.07 × 83,321.10
  4. Step 4: Simplify right side
    144,608.71x = 16,627,731,190.68
  5. Step 5: Solve for x
    x = 16,627,731,190.68/144,608.71
  6. Step 6: Final answer
    x = 114,984.30

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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.