Home / 165,814.66-228,759.27-102,041.74

Finding the Fourth Proportional to 165,814.66, 228,759.27 and 102,041.74

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Solution

The fourth proportional to 165,814.66, 228,759.27 and 102,041.74 is: 140,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,814.66 : 228,759.27 = 102,041.74 : x
  2. Step 2: Convert to fraction form
    165,814.66/228,759.27 = 102,041.74/x
  3. Step 3: Cross multiply
    165,814.66x = 228,759.27 × 102,041.74
  4. Step 4: Simplify right side
    165,814.66x = 23,342,992,808.13
  5. Step 5: Solve for x
    x = 23,342,992,808.13/165,814.66
  6. Step 6: Final answer
    x = 140,777.62

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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.