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Finding the Fourth Proportional to 98,010.38, 146,975.99 and 38,007.26

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Solution

The fourth proportional to 98,010.38, 146,975.99 and 38,007.26 is: 56,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,010.38 : 146,975.99 = 38,007.26 : x
  2. Step 2: Convert to fraction form
    98,010.38/146,975.99 = 38,007.26/x
  3. Step 3: Cross multiply
    98,010.38x = 146,975.99 × 38,007.26
  4. Step 4: Simplify right side
    98,010.38x = 5,586,154,665.69
  5. Step 5: Solve for x
    x = 5,586,154,665.69/98,010.38
  6. Step 6: Final answer
    x = 56,995.54

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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.