Home / 141,757.43-195,625.22-78,095.23

Finding the Fourth Proportional to 141,757.43, 195,625.22 and 78,095.23

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Solution

The fourth proportional to 141,757.43, 195,625.22 and 78,095.23 is: 107,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,757.43 : 195,625.22 = 78,095.23 : x
  2. Step 2: Convert to fraction form
    141,757.43/195,625.22 = 78,095.23/x
  3. Step 3: Cross multiply
    141,757.43x = 195,625.22 × 78,095.23
  4. Step 4: Simplify right side
    141,757.43x = 15,277,395,670.16
  5. Step 5: Solve for x
    x = 15,277,395,670.16/141,757.43
  6. Step 6: Final answer
    x = 107,771.40

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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.