Home / 119,450.12-164,841.19-65,735.14

Finding the Fourth Proportional to 119,450.12, 164,841.19 and 65,735.14

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Solution

The fourth proportional to 119,450.12, 164,841.19 and 65,735.14 is: 90,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,450.12 : 164,841.19 = 65,735.14 : x
  2. Step 2: Convert to fraction form
    119,450.12/164,841.19 = 65,735.14/x
  3. Step 3: Cross multiply
    119,450.12x = 164,841.19 × 65,735.14
  4. Step 4: Simplify right side
    119,450.12x = 10,835,858,002.09
  5. Step 5: Solve for x
    x = 10,835,858,002.09/119,450.12
  6. Step 6: Final answer
    x = 90,714.50

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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.