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Finding the Fourth Proportional to 92,245.98, 138,354.69 and 59,197.14

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Solution

The fourth proportional to 92,245.98, 138,354.69 and 59,197.14 is: 88,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,245.98 : 138,354.69 = 59,197.14 : x
  2. Step 2: Convert to fraction form
    92,245.98/138,354.69 = 59,197.14/x
  3. Step 3: Cross multiply
    92,245.98x = 138,354.69 × 59,197.14
  4. Step 4: Simplify right side
    92,245.98x = 8,190,201,953.59
  5. Step 5: Solve for x
    x = 8,190,201,953.59/92,245.98
  6. Step 6: Final answer
    x = 88,786.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.