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Finding the Fourth Proportional to 119,033.00, 164,265.08 and 65,318.92

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Solution

The fourth proportional to 119,033.00, 164,265.08 and 65,318.92 is: 90,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,033.00 : 164,265.08 = 65,318.92 : x
  2. Step 2: Convert to fraction form
    119,033.00/164,265.08 = 65,318.92/x
  3. Step 3: Cross multiply
    119,033.00x = 164,265.08 × 65,318.92
  4. Step 4: Simplify right side
    119,033.00x = 10,729,617,371.95
  5. Step 5: Solve for x
    x = 10,729,617,371.95/119,033.00
  6. Step 6: Final answer
    x = 90,139.86

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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.