Home / 165,950.64-229,029.65-101,457.72

Finding the Fourth Proportional to 165,950.64, 229,029.65 and 101,457.72

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Solution

The fourth proportional to 165,950.64, 229,029.65 and 101,457.72 is: 140,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,950.64 : 229,029.65 = 101,457.72 : x
  2. Step 2: Convert to fraction form
    165,950.64/229,029.65 = 101,457.72/x
  3. Step 3: Cross multiply
    165,950.64x = 229,029.65 × 101,457.72
  4. Step 4: Simplify right side
    165,950.64x = 23,236,825,778.92
  5. Step 5: Solve for x
    x = 23,236,825,778.92/165,950.64
  6. Step 6: Final answer
    x = 140,022.51

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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.