Home / 119,049.16-164,291.04-65,336.09

Finding the Fourth Proportional to 119,049.16, 164,291.04 and 65,336.09

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Solution

The fourth proportional to 119,049.16, 164,291.04 and 65,336.09 is: 90,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,049.16 : 164,291.04 = 65,336.09 : x
  2. Step 2: Convert to fraction form
    119,049.16/164,291.04 = 65,336.09/x
  3. Step 3: Cross multiply
    119,049.16x = 164,291.04 × 65,336.09
  4. Step 4: Simplify right side
    119,049.16x = 10,734,134,175.63
  5. Step 5: Solve for x
    x = 10,734,134,175.63/119,049.16
  6. Step 6: Final answer
    x = 90,165.56

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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.