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Finding the Fourth Proportional to 219,896.48, 329,866.32 and 62,126.16

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Solution

The fourth proportional to 219,896.48, 329,866.32 and 62,126.16 is: 93,195.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,896.48 : 329,866.32 = 62,126.16 : x
  2. Step 2: Convert to fraction form
    219,896.48/329,866.32 = 62,126.16/x
  3. Step 3: Cross multiply
    219,896.48x = 329,866.32 × 62,126.16
  4. Step 4: Simplify right side
    219,896.48x = 20,493,327,774.93
  5. Step 5: Solve for x
    x = 20,493,327,774.93/219,896.48
  6. Step 6: Final answer
    x = 93,195.34

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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.