Home / 68,047.80-93,880.14-50,185.32

Finding the Fourth Proportional to 68,047.80, 93,880.14 and 50,185.32

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Solution

The fourth proportional to 68,047.80, 93,880.14 and 50,185.32 is: 69,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,047.80 : 93,880.14 = 50,185.32 : x
  2. Step 2: Convert to fraction form
    68,047.80/93,880.14 = 50,185.32/x
  3. Step 3: Cross multiply
    68,047.80x = 93,880.14 × 50,185.32
  4. Step 4: Simplify right side
    68,047.80x = 4,711,404,867.54
  5. Step 5: Solve for x
    x = 4,711,404,867.54/68,047.80
  6. Step 6: Final answer
    x = 69,236.70

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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.