Home / 66,758.61-92,085.39-41,272.77

Finding the Fourth Proportional to 66,758.61, 92,085.39 and 41,272.77

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Solution

The fourth proportional to 66,758.61, 92,085.39 and 41,272.77 is: 56,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,758.61 : 92,085.39 = 41,272.77 : x
  2. Step 2: Convert to fraction form
    66,758.61/92,085.39 = 41,272.77/x
  3. Step 3: Cross multiply
    66,758.61x = 92,085.39 × 41,272.77
  4. Step 4: Simplify right side
    66,758.61x = 3,800,619,467.15
  5. Step 5: Solve for x
    x = 3,800,619,467.15/66,758.61
  6. Step 6: Final answer
    x = 56,930.77

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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.