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Finding the Fourth Proportional to 121,958.57, 182,804.41 and 62,797.79

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Solution

The fourth proportional to 121,958.57, 182,804.41 and 62,797.79 is: 94,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,958.57 : 182,804.41 = 62,797.79 : x
  2. Step 2: Convert to fraction form
    121,958.57/182,804.41 = 62,797.79/x
  3. Step 3: Cross multiply
    121,958.57x = 182,804.41 × 62,797.79
  4. Step 4: Simplify right side
    121,958.57x = 11,479,712,950.25
  5. Step 5: Solve for x
    x = 11,479,712,950.25/121,958.57
  6. Step 6: Final answer
    x = 94,127.97

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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.