Home / 102,846.08-141,885.72-67,023.04

Finding the Fourth Proportional to 102,846.08, 141,885.72 and 67,023.04

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Solution

The fourth proportional to 102,846.08, 141,885.72 and 67,023.04 is: 92,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,846.08 : 141,885.72 = 67,023.04 : x
  2. Step 2: Convert to fraction form
    102,846.08/141,885.72 = 67,023.04/x
  3. Step 3: Cross multiply
    102,846.08x = 141,885.72 × 67,023.04
  4. Step 4: Simplify right side
    102,846.08x = 9,509,612,286.99
  5. Step 5: Solve for x
    x = 9,509,612,286.99/102,846.08
  6. Step 6: Final answer
    x = 92,464.51

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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.