Home / 119,255.36-164,568.92-65,540.27

Finding the Fourth Proportional to 119,255.36, 164,568.92 and 65,540.27

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Solution

The fourth proportional to 119,255.36, 164,568.92 and 65,540.27 is: 90,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,255.36 : 164,568.92 = 65,540.27 : x
  2. Step 2: Convert to fraction form
    119,255.36/164,568.92 = 65,540.27/x
  3. Step 3: Cross multiply
    119,255.36x = 164,568.92 × 65,540.27
  4. Step 4: Simplify right side
    119,255.36x = 10,785,891,534.13
  5. Step 5: Solve for x
    x = 10,785,891,534.13/119,255.36
  6. Step 6: Final answer
    x = 90,443.67

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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.