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Finding the Fourth Proportional to 146,427, 219,636.40 and 46,593.19

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Solution

The fourth proportional to 146,427, 219,636.40 and 46,593.19 is: 69,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,427 : 219,636.40 = 46,593.19 : x
  2. Step 2: Convert to fraction form
    146,427/219,636.40 = 46,593.19/x
  3. Step 3: Cross multiply
    146,427x = 219,636.40 × 46,593.19
  4. Step 4: Simplify right side
    146,427x = 10,233,560,516.12
  5. Step 5: Solve for x
    x = 10,233,560,516.12/146,427
  6. Step 6: Final answer
    x = 69,888.48

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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.