Home / 141,347.70-195,093.63-80,953.29

Finding the Fourth Proportional to 141,347.70, 195,093.63 and 80,953.29

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Solution

The fourth proportional to 141,347.70, 195,093.63 and 80,953.29 is: 111,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,347.70 : 195,093.63 = 80,953.29 : x
  2. Step 2: Convert to fraction form
    141,347.70/195,093.63 = 80,953.29/x
  3. Step 3: Cross multiply
    141,347.70x = 195,093.63 × 80,953.29
  4. Step 4: Simplify right side
    141,347.70x = 15,793,471,206.54
  5. Step 5: Solve for x
    x = 15,793,471,206.54/141,347.70
  6. Step 6: Final answer
    x = 111,734.90

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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.