Home / 85,093.22-127,718.64-43,002.92

Finding the Fourth Proportional to 85,093.22, 127,718.64 and 43,002.92

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Solution

The fourth proportional to 85,093.22, 127,718.64 and 43,002.92 is: 64,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,093.22 : 127,718.64 = 43,002.92 : x
  2. Step 2: Convert to fraction form
    85,093.22/127,718.64 = 43,002.92/x
  3. Step 3: Cross multiply
    85,093.22x = 127,718.64 × 43,002.92
  4. Step 4: Simplify right side
    85,093.22x = 5,492,274,777.73
  5. Step 5: Solve for x
    x = 5,492,274,777.73/85,093.22
  6. Step 6: Final answer
    x = 64,544.21

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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.