Home / 103,143.06-154,736.46-32,063.94

Finding the Fourth Proportional to 103,143.06, 154,736.46 and 32,063.94

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Solution

The fourth proportional to 103,143.06, 154,736.46 and 32,063.94 is: 48,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,143.06 : 154,736.46 = 32,063.94 : x
  2. Step 2: Convert to fraction form
    103,143.06/154,736.46 = 32,063.94/x
  3. Step 3: Cross multiply
    103,143.06x = 154,736.46 × 32,063.94
  4. Step 4: Simplify right side
    103,143.06x = 4,961,460,569.25
  5. Step 5: Solve for x
    x = 4,961,460,569.25/103,143.06
  6. Step 6: Final answer
    x = 48,102.71

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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.