Home / 141,733.26-195,592.44-78,070.92

Finding the Fourth Proportional to 141,733.26, 195,592.44 and 78,070.92

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Solution

The fourth proportional to 141,733.26, 195,592.44 and 78,070.92 is: 107,738.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,733.26 : 195,592.44 = 78,070.92 : x
  2. Step 2: Convert to fraction form
    141,733.26/195,592.44 = 78,070.92/x
  3. Step 3: Cross multiply
    141,733.26x = 195,592.44 × 78,070.92
  4. Step 4: Simplify right side
    141,733.26x = 15,270,081,735.84
  5. Step 5: Solve for x
    x = 15,270,081,735.84/141,733.26
  6. Step 6: Final answer
    x = 107,738.17

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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.