Home / 102,504.94-141,449.82-59,485.70

Finding the Fourth Proportional to 102,504.94, 141,449.82 and 59,485.70

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Solution

The fourth proportional to 102,504.94, 141,449.82 and 59,485.70 is: 82,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,504.94 : 141,449.82 = 59,485.70 : x
  2. Step 2: Convert to fraction form
    102,504.94/141,449.82 = 59,485.70/x
  3. Step 3: Cross multiply
    102,504.94x = 141,449.82 × 59,485.70
  4. Step 4: Simplify right side
    102,504.94x = 8,414,241,557.57
  5. Step 5: Solve for x
    x = 8,414,241,557.57/102,504.94
  6. Step 6: Final answer
    x = 82,086.21

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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.