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Finding the Fourth Proportional to 103,235.92, 154,923.04 and 44,085.44

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Solution

The fourth proportional to 103,235.92, 154,923.04 and 44,085.44 is: 66,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,235.92 : 154,923.04 = 44,085.44 : x
  2. Step 2: Convert to fraction form
    103,235.92/154,923.04 = 44,085.44/x
  3. Step 3: Cross multiply
    103,235.92x = 154,923.04 × 44,085.44
  4. Step 4: Simplify right side
    103,235.92x = 6,829,850,384.54
  5. Step 5: Solve for x
    x = 6,829,850,384.54/103,235.92
  6. Step 6: Final answer
    x = 66,157.69

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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.