Home / 62,743.09-86,586.43-34,448.78

Finding the Fourth Proportional to 62,743.09, 86,586.43 and 34,448.78

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Solution

The fourth proportional to 62,743.09, 86,586.43 and 34,448.78 is: 47,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,743.09 : 86,586.43 = 34,448.78 : x
  2. Step 2: Convert to fraction form
    62,743.09/86,586.43 = 34,448.78/x
  3. Step 3: Cross multiply
    62,743.09x = 86,586.43 × 34,448.78
  4. Step 4: Simplify right side
    62,743.09x = 2,982,796,878.06
  5. Step 5: Solve for x
    x = 2,982,796,878.06/62,743.09
  6. Step 6: Final answer
    x = 47,539.85

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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.