Home / 110,257.16-165,440.39-43,695.81

Finding the Fourth Proportional to 110,257.16, 165,440.39 and 43,695.81

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Solution

The fourth proportional to 110,257.16, 165,440.39 and 43,695.81 is: 65,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,257.16 : 165,440.39 = 43,695.81 : x
  2. Step 2: Convert to fraction form
    110,257.16/165,440.39 = 43,695.81/x
  3. Step 3: Cross multiply
    110,257.16x = 165,440.39 × 43,695.81
  4. Step 4: Simplify right side
    110,257.16x = 7,229,051,629.29
  5. Step 5: Solve for x
    x = 7,229,051,629.29/110,257.16
  6. Step 6: Final answer
    x = 65,565.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.