Home / 146,537.48-219,805.68-53,021.36

Finding the Fourth Proportional to 146,537.48, 219,805.68 and 53,021.36

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Solution

The fourth proportional to 146,537.48, 219,805.68 and 53,021.36 is: 79,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,537.48 : 219,805.68 = 53,021.36 : x
  2. Step 2: Convert to fraction form
    146,537.48/219,805.68 = 53,021.36/x
  3. Step 3: Cross multiply
    146,537.48x = 219,805.68 × 53,021.36
  4. Step 4: Simplify right side
    146,537.48x = 11,654,396,089.32
  5. Step 5: Solve for x
    x = 11,654,396,089.32/146,537.48
  6. Step 6: Final answer
    x = 79,531.84

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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.