Home / 83,984.22-126,022.64-46,539.33

Finding the Fourth Proportional to 83,984.22, 126,022.64 and 46,539.33

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Solution

The fourth proportional to 83,984.22, 126,022.64 and 46,539.33 is: 69,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984.22 : 126,022.64 = 46,539.33 : x
  2. Step 2: Convert to fraction form
    83,984.22/126,022.64 = 46,539.33/x
  3. Step 3: Cross multiply
    83,984.22x = 126,022.64 × 46,539.33
  4. Step 4: Simplify right side
    83,984.22x = 5,865,009,230.43
  5. Step 5: Solve for x
    x = 5,865,009,230.43/83,984.22
  6. Step 6: Final answer
    x = 69,834.66

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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.