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Finding the Fourth Proportional to 67,101.94, 92,609.65 and 43,297.82

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Solution

The fourth proportional to 67,101.94, 92,609.65 and 43,297.82 is: 59,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,101.94 : 92,609.65 = 43,297.82 : x
  2. Step 2: Convert to fraction form
    67,101.94/92,609.65 = 43,297.82/x
  3. Step 3: Cross multiply
    67,101.94x = 92,609.65 × 43,297.82
  4. Step 4: Simplify right side
    67,101.94x = 4,009,795,755.63
  5. Step 5: Solve for x
    x = 4,009,795,755.63/67,101.94
  6. Step 6: Final answer
    x = 59,756.77

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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.