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Finding the Fourth Proportional to 92,736.35, 139,115.42 and 29,534.35

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Solution

The fourth proportional to 92,736.35, 139,115.42 and 29,534.35 is: 44,304.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,736.35 : 139,115.42 = 29,534.35 : x
  2. Step 2: Convert to fraction form
    92,736.35/139,115.42 = 29,534.35/x
  3. Step 3: Cross multiply
    92,736.35x = 139,115.42 × 29,534.35
  4. Step 4: Simplify right side
    92,736.35x = 4,108,683,504.68
  5. Step 5: Solve for x
    x = 4,108,683,504.68/92,736.35
  6. Step 6: Final answer
    x = 44,304.99

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1.5x scale

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.