Home / 71,438.32-98,583.37-41,221.27

Finding the Fourth Proportional to 71,438.32, 98,583.37 and 41,221.27

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Solution

The fourth proportional to 71,438.32, 98,583.37 and 41,221.27 is: 56,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,438.32 : 98,583.37 = 41,221.27 : x
  2. Step 2: Convert to fraction form
    71,438.32/98,583.37 = 41,221.27/x
  3. Step 3: Cross multiply
    71,438.32x = 98,583.37 × 41,221.27
  4. Step 4: Simplify right side
    71,438.32x = 4,063,731,712.28
  5. Step 5: Solve for x
    x = 4,063,731,712.28/71,438.32
  6. Step 6: Final answer
    x = 56,884.48

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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.