Home / 66,960.28-92,401.56-36,745.12

Finding the Fourth Proportional to 66,960.28, 92,401.56 and 36,745.12

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Solution

The fourth proportional to 66,960.28, 92,401.56 and 36,745.12 is: 50,706.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,960.28 : 92,401.56 = 36,745.12 : x
  2. Step 2: Convert to fraction form
    66,960.28/92,401.56 = 36,745.12/x
  3. Step 3: Cross multiply
    66,960.28x = 92,401.56 × 36,745.12
  4. Step 4: Simplify right side
    66,960.28x = 3,395,306,410.39
  5. Step 5: Solve for x
    x = 3,395,306,410.39/66,960.28
  6. Step 6: Final answer
    x = 50,706.28

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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.