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Finding the Fourth Proportional to 66,730.08, 92,052 and 41,250.72

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Solution

The fourth proportional to 66,730.08, 92,052 and 41,250.72 is: 56,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,730.08 : 92,052 = 41,250.72 : x
  2. Step 2: Convert to fraction form
    66,730.08/92,052 = 41,250.72/x
  3. Step 3: Cross multiply
    66,730.08x = 92,052 × 41,250.72
  4. Step 4: Simplify right side
    66,730.08x = 3,797,211,277.44
  5. Step 5: Solve for x
    x = 3,797,211,277.44/66,730.08
  6. Step 6: Final answer
    x = 56,904.04

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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.