Home / 141,363.63-195,092.96-80,953.29

Finding the Fourth Proportional to 141,363.63, 195,092.96 and 80,953.29

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Solution

The fourth proportional to 141,363.63, 195,092.96 and 80,953.29 is: 111,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,363.63 : 195,092.96 = 80,953.29 : x
  2. Step 2: Convert to fraction form
    141,363.63/195,092.96 = 80,953.29/x
  3. Step 3: Cross multiply
    141,363.63x = 195,092.96 × 80,953.29
  4. Step 4: Simplify right side
    141,363.63x = 15,793,416,563.07
  5. Step 5: Solve for x
    x = 15,793,416,563.07/141,363.63
  6. Step 6: Final answer
    x = 111,721.92

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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.