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Finding the Fourth Proportional to 362,188.83, 542,950.64 and 125,365.89

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Solution

The fourth proportional to 362,188.83, 542,950.64 and 125,365.89 is: 187,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,188.83 : 542,950.64 = 125,365.89 : x
  2. Step 2: Convert to fraction form
    362,188.83/542,950.64 = 125,365.89/x
  3. Step 3: Cross multiply
    362,188.83x = 542,950.64 × 125,365.89
  4. Step 4: Simplify right side
    362,188.83x = 68,067,489,582.84
  5. Step 5: Solve for x
    x = 68,067,489,582.84/362,188.83
  6. Step 6: Final answer
    x = 187,933.71

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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.