Home / 102,934.37-141,936.63-67,057.85

Finding the Fourth Proportional to 102,934.37, 141,936.63 and 67,057.85

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Solution

The fourth proportional to 102,934.37, 141,936.63 and 67,057.85 is: 92,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,934.37 : 141,936.63 = 67,057.85 : x
  2. Step 2: Convert to fraction form
    102,934.37/141,936.63 = 67,057.85/x
  3. Step 3: Cross multiply
    102,934.37x = 141,936.63 × 67,057.85
  4. Step 4: Simplify right side
    102,934.37x = 9,517,965,244.05
  5. Step 5: Solve for x
    x = 9,517,965,244.05/102,934.37
  6. Step 6: Final answer
    x = 92,466.35

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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.