Home / 165,700.73-228,682.91-102,075.77

Finding the Fourth Proportional to 165,700.73, 228,682.91 and 102,075.77

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Solution

The fourth proportional to 165,700.73, 228,682.91 and 102,075.77 is: 140,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,700.73 : 228,682.91 = 102,075.77 : x
  2. Step 2: Convert to fraction form
    165,700.73/228,682.91 = 102,075.77/x
  3. Step 3: Cross multiply
    165,700.73x = 228,682.91 × 102,075.77
  4. Step 4: Simplify right side
    165,700.73x = 23,342,984,124.09
  5. Step 5: Solve for x
    x = 23,342,984,124.09/165,700.73
  6. Step 6: Final answer
    x = 140,874.36

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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.