Home / 141,373.50-195,095.84-80,945.07

Finding the Fourth Proportional to 141,373.50, 195,095.84 and 80,945.07

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Solution

The fourth proportional to 141,373.50, 195,095.84 and 80,945.07 is: 111,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,373.50 : 195,095.84 = 80,945.07 : x
  2. Step 2: Convert to fraction form
    141,373.50/195,095.84 = 80,945.07/x
  3. Step 3: Cross multiply
    141,373.50x = 195,095.84 × 80,945.07
  4. Step 4: Simplify right side
    141,373.50x = 15,792,046,020.78
  5. Step 5: Solve for x
    x = 15,792,046,020.78/141,373.50
  6. Step 6: Final answer
    x = 111,704.43

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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.