Home / 63,455.45-95,116.19-21,295.55

Finding the Fourth Proportional to 63,455.45, 95,116.19 and 21,295.55

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Solution

The fourth proportional to 63,455.45, 95,116.19 and 21,295.55 is: 31,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.45 : 95,116.19 = 21,295.55 : x
  2. Step 2: Convert to fraction form
    63,455.45/95,116.19 = 21,295.55/x
  3. Step 3: Cross multiply
    63,455.45x = 95,116.19 × 21,295.55
  4. Step 4: Simplify right side
    63,455.45x = 2,025,551,579.95
  5. Step 5: Solve for x
    x = 2,025,551,579.95/63,455.45
  6. Step 6: Final answer
    x = 31,920.84

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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.