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Finding the Fourth Proportional to 119,673.41, 165,150.44 and 65,960.48

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Solution

The fourth proportional to 119,673.41, 165,150.44 and 65,960.48 is: 91,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,673.41 : 165,150.44 = 65,960.48 : x
  2. Step 2: Convert to fraction form
    119,673.41/165,150.44 = 65,960.48/x
  3. Step 3: Cross multiply
    119,673.41x = 165,150.44 × 65,960.48
  4. Step 4: Simplify right side
    119,673.41x = 10,893,401,139.06
  5. Step 5: Solve for x
    x = 10,893,401,139.06/119,673.41
  6. Step 6: Final answer
    x = 91,026.08

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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.