Home / 94,305.87-140,723.73-85,922.37

Finding the Fourth Proportional to 94,305.87, 140,723.73 and 85,922.37

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Solution

The fourth proportional to 94,305.87, 140,723.73 and 85,922.37 is: 128,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,305.87 : 140,723.73 = 85,922.37 : x
  2. Step 2: Convert to fraction form
    94,305.87/140,723.73 = 85,922.37/x
  3. Step 3: Cross multiply
    94,305.87x = 140,723.73 × 85,922.37
  4. Step 4: Simplify right side
    94,305.87x = 12,091,316,396.84
  5. Step 5: Solve for x
    x = 12,091,316,396.84/94,305.87
  6. Step 6: Final answer
    x = 128,213.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.