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Finding the Fourth Proportional to 62,482.72, 86,261.80 and 41,323.36

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Solution

The fourth proportional to 62,482.72, 86,261.80 and 41,323.36 is: 57,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,482.72 : 86,261.80 = 41,323.36 : x
  2. Step 2: Convert to fraction form
    62,482.72/86,261.80 = 41,323.36/x
  3. Step 3: Cross multiply
    62,482.72x = 86,261.80 × 41,323.36
  4. Step 4: Simplify right side
    62,482.72x = 3,564,627,415.65
  5. Step 5: Solve for x
    x = 3,564,627,415.65/62,482.72
  6. Step 6: Final answer
    x = 57,049.81

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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.