Home / 66,772.77-92,146.50-36,558.33

Finding the Fourth Proportional to 66,772.77, 92,146.50 and 36,558.33

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Solution

The fourth proportional to 66,772.77, 92,146.50 and 36,558.33 is: 50,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,772.77 : 92,146.50 = 36,558.33 : x
  2. Step 2: Convert to fraction form
    66,772.77/92,146.50 = 36,558.33/x
  3. Step 3: Cross multiply
    66,772.77x = 92,146.50 × 36,558.33
  4. Step 4: Simplify right side
    66,772.77x = 3,368,722,155.35
  5. Step 5: Solve for x
    x = 3,368,722,155.35/66,772.77
  6. Step 6: Final answer
    x = 50,450.54

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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.