Home / 84,336.26-116,370-50,358.46

Finding the Fourth Proportional to 84,336.26, 116,370 and 50,358.46

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Solution

The fourth proportional to 84,336.26, 116,370 and 50,358.46 is: 69,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,336.26 : 116,370 = 50,358.46 : x
  2. Step 2: Convert to fraction form
    84,336.26/116,370 = 50,358.46/x
  3. Step 3: Cross multiply
    84,336.26x = 116,370 × 50,358.46
  4. Step 4: Simplify right side
    84,336.26x = 5,860,213,990.20
  5. Step 5: Solve for x
    x = 5,860,213,990.20/84,336.26
  6. Step 6: Final answer
    x = 69,486.29

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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.