Home / 67,415.44-92,977.32-50,619.28

Finding the Fourth Proportional to 67,415.44, 92,977.32 and 50,619.28

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Solution

The fourth proportional to 67,415.44, 92,977.32 and 50,619.28 is: 69,812.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,415.44 : 92,977.32 = 50,619.28 : x
  2. Step 2: Convert to fraction form
    67,415.44/92,977.32 = 50,619.28/x
  3. Step 3: Cross multiply
    67,415.44x = 92,977.32 × 50,619.28
  4. Step 4: Simplify right side
    67,415.44x = 4,706,444,994.73
  5. Step 5: Solve for x
    x = 4,706,444,994.73/67,415.44
  6. Step 6: Final answer
    x = 69,812.57

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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.