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Finding the Fourth Proportional to 62,659.04, 86,474.05 and 35,800.97

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Solution

The fourth proportional to 62,659.04, 86,474.05 and 35,800.97 is: 49,407.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,659.04 : 86,474.05 = 35,800.97 : x
  2. Step 2: Convert to fraction form
    62,659.04/86,474.05 = 35,800.97/x
  3. Step 3: Cross multiply
    62,659.04x = 86,474.05 × 35,800.97
  4. Step 4: Simplify right side
    62,659.04x = 3,095,854,869.83
  5. Step 5: Solve for x
    x = 3,095,854,869.83/62,659.04
  6. Step 6: Final answer
    x = 49,407.95

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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.