Home / 119,198.32-164,493.06-64,750.06

Finding the Fourth Proportional to 119,198.32, 164,493.06 and 64,750.06

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Solution

The fourth proportional to 119,198.32, 164,493.06 and 64,750.06 is: 89,354.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,198.32 : 164,493.06 = 64,750.06 : x
  2. Step 2: Convert to fraction form
    119,198.32/164,493.06 = 64,750.06/x
  3. Step 3: Cross multiply
    119,198.32x = 164,493.06 × 64,750.06
  4. Step 4: Simplify right side
    119,198.32x = 10,650,935,504.58
  5. Step 5: Solve for x
    x = 10,650,935,504.58/119,198.32
  6. Step 6: Final answer
    x = 89,354.75

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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.