Home / 119,299.06-164,635.84-65,585.43

Finding the Fourth Proportional to 119,299.06, 164,635.84 and 65,585.43

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Solution

The fourth proportional to 119,299.06, 164,635.84 and 65,585.43 is: 90,509.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,299.06 : 164,635.84 = 65,585.43 : x
  2. Step 2: Convert to fraction form
    119,299.06/164,635.84 = 65,585.43/x
  3. Step 3: Cross multiply
    119,299.06x = 164,635.84 × 65,585.43
  4. Step 4: Simplify right side
    119,299.06x = 10,797,711,208.70
  5. Step 5: Solve for x
    x = 10,797,711,208.70/119,299.06
  6. Step 6: Final answer
    x = 90,509.61

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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.