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Finding the Fourth Proportional to 92,241.60, 138,486.84 and 59,026.56

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Solution

The fourth proportional to 92,241.60, 138,486.84 and 59,026.56 is: 88,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,241.60 : 138,486.84 = 59,026.56 : x
  2. Step 2: Convert to fraction form
    92,241.60/138,486.84 = 59,026.56/x
  3. Step 3: Cross multiply
    92,241.60x = 138,486.84 × 59,026.56
  4. Step 4: Simplify right side
    92,241.60x = 8,174,401,770.47
  5. Step 5: Solve for x
    x = 8,174,401,770.47/92,241.60
  6. Step 6: Final answer
    x = 88,619.47

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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.