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Finding the Fourth Proportional to 67,751.08, 93,512.04 and 45,091.02

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Solution

The fourth proportional to 67,751.08, 93,512.04 and 45,091.02 is: 62,235.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,751.08 : 93,512.04 = 45,091.02 : x
  2. Step 2: Convert to fraction form
    67,751.08/93,512.04 = 45,091.02/x
  3. Step 3: Cross multiply
    67,751.08x = 93,512.04 × 45,091.02
  4. Step 4: Simplify right side
    67,751.08x = 4,216,553,265.88
  5. Step 5: Solve for x
    x = 4,216,553,265.88/67,751.08
  6. Step 6: Final answer
    x = 62,235.96

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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.