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Finding the Fourth Proportional to 62,505.48, 86,256.89 and 33,824.51

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Solution

The fourth proportional to 62,505.48, 86,256.89 and 33,824.51 is: 46,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,505.48 : 86,256.89 = 33,824.51 : x
  2. Step 2: Convert to fraction form
    62,505.48/86,256.89 = 33,824.51/x
  3. Step 3: Cross multiply
    62,505.48x = 86,256.89 × 33,824.51
  4. Step 4: Simplify right side
    62,505.48x = 2,917,596,437.97
  5. Step 5: Solve for x
    x = 2,917,596,437.97/62,505.48
  6. Step 6: Final answer
    x = 46,677.45

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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.