Home / 67,091.95-100,683.18-27,648.19

Finding the Fourth Proportional to 67,091.95, 100,683.18 and 27,648.19

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Solution

The fourth proportional to 67,091.95, 100,683.18 and 27,648.19 is: 41,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,091.95 : 100,683.18 = 27,648.19 : x
  2. Step 2: Convert to fraction form
    67,091.95/100,683.18 = 27,648.19/x
  3. Step 3: Cross multiply
    67,091.95x = 100,683.18 × 27,648.19
  4. Step 4: Simplify right side
    67,091.95x = 2,783,707,690.44
  5. Step 5: Solve for x
    x = 2,783,707,690.44/67,091.95
  6. Step 6: Final answer
    x = 41,490.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.