Home / 119,956.29-165,539.64-66,241.41

Finding the Fourth Proportional to 119,956.29, 165,539.64 and 66,241.41

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Solution

The fourth proportional to 119,956.29, 165,539.64 and 66,241.41 is: 91,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,956.29 : 165,539.64 = 66,241.41 : x
  2. Step 2: Convert to fraction form
    119,956.29/165,539.64 = 66,241.41/x
  3. Step 3: Cross multiply
    119,956.29x = 165,539.64 × 66,241.41
  4. Step 4: Simplify right side
    119,956.29x = 10,965,579,164.49
  5. Step 5: Solve for x
    x = 10,965,579,164.49/119,956.29
  6. Step 6: Final answer
    x = 91,413.12

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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.