Home / 165,462.76-228,340.38-90,011.44

Finding the Fourth Proportional to 165,462.76, 228,340.38 and 90,011.44

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Solution

The fourth proportional to 165,462.76, 228,340.38 and 90,011.44 is: 124,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,462.76 : 228,340.38 = 90,011.44 : x
  2. Step 2: Convert to fraction form
    165,462.76/228,340.38 = 90,011.44/x
  3. Step 3: Cross multiply
    165,462.76x = 228,340.38 × 90,011.44
  4. Step 4: Simplify right side
    165,462.76x = 20,553,246,413.95
  5. Step 5: Solve for x
    x = 20,553,246,413.95/165,462.76
  6. Step 6: Final answer
    x = 124,216.75

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1.5x scale

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.