Home / 144,878.22-199,884.69-84,435.03

Finding the Fourth Proportional to 144,878.22, 199,884.69 and 84,435.03

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Solution

The fourth proportional to 144,878.22, 199,884.69 and 84,435.03 is: 116,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,878.22 : 199,884.69 = 84,435.03 : x
  2. Step 2: Convert to fraction form
    144,878.22/199,884.69 = 84,435.03/x
  3. Step 3: Cross multiply
    144,878.22x = 199,884.69 × 84,435.03
  4. Step 4: Simplify right side
    144,878.22x = 16,877,269,796.69
  5. Step 5: Solve for x
    x = 16,877,269,796.69/144,878.22
  6. Step 6: Final answer
    x = 116,492.80

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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.