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Finding the Fourth Proportional to 250,466.31, 345,592.44 and 148,446.81

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Solution

The fourth proportional to 250,466.31, 345,592.44 and 148,446.81 is: 204,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,466.31 : 345,592.44 = 148,446.81 : x
  2. Step 2: Convert to fraction form
    250,466.31/345,592.44 = 148,446.81/x
  3. Step 3: Cross multiply
    250,466.31x = 345,592.44 × 148,446.81
  4. Step 4: Simplify right side
    250,466.31x = 51,302,095,278.12
  5. Step 5: Solve for x
    x = 51,302,095,278.12/250,466.31
  6. Step 6: Final answer
    x = 204,826.33

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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.