Home / 60,336.20-90,383.52-28,776.98

Finding the Fourth Proportional to 60,336.20, 90,383.52 and 28,776.98

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Solution

The fourth proportional to 60,336.20, 90,383.52 and 28,776.98 is: 43,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,336.20 : 90,383.52 = 28,776.98 : x
  2. Step 2: Convert to fraction form
    60,336.20/90,383.52 = 28,776.98/x
  3. Step 3: Cross multiply
    60,336.20x = 90,383.52 × 28,776.98
  4. Step 4: Simplify right side
    60,336.20x = 2,600,964,747.37
  5. Step 5: Solve for x
    x = 2,600,964,747.37/60,336.20
  6. Step 6: Final answer
    x = 43,107.86

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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.