Home / 144,984.94-200,101.07-88,429.12

Finding the Fourth Proportional to 144,984.94, 200,101.07 and 88,429.12

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Solution

The fourth proportional to 144,984.94, 200,101.07 and 88,429.12 is: 122,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,984.94 : 200,101.07 = 88,429.12 : x
  2. Step 2: Convert to fraction form
    144,984.94/200,101.07 = 88,429.12/x
  3. Step 3: Cross multiply
    144,984.94x = 200,101.07 × 88,429.12
  4. Step 4: Simplify right side
    144,984.94x = 17,694,761,531.16
  5. Step 5: Solve for x
    x = 17,694,761,531.16/144,984.94
  6. Step 6: Final answer
    x = 122,045.51

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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.