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Finding the Fourth Proportional to 92,706, 139,052.01 and 29,523.57

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Solution

The fourth proportional to 92,706, 139,052.01 and 29,523.57 is: 44,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,706 : 139,052.01 = 29,523.57 : x
  2. Step 2: Convert to fraction form
    92,706/139,052.01 = 29,523.57/x
  3. Step 3: Cross multiply
    92,706x = 139,052.01 × 29,523.57
  4. Step 4: Simplify right side
    92,706x = 4,105,311,750.88
  5. Step 5: Solve for x
    x = 4,105,311,750.88/92,706
  6. Step 6: Final answer
    x = 44,283.13

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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.