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Finding the Fourth Proportional to 92,599.62, 127,671.30 and 75,586.57

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Solution

The fourth proportional to 92,599.62, 127,671.30 and 75,586.57 is: 104,214.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,599.62 : 127,671.30 = 75,586.57 : x
  2. Step 2: Convert to fraction form
    92,599.62/127,671.30 = 75,586.57/x
  3. Step 3: Cross multiply
    92,599.62x = 127,671.30 × 75,586.57
  4. Step 4: Simplify right side
    92,599.62x = 9,650,235,654.44
  5. Step 5: Solve for x
    x = 9,650,235,654.44/92,599.62
  6. Step 6: Final answer
    x = 104,214.64

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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.