Home / 83,495.75-125,250.96-21,166.25

Finding the Fourth Proportional to 83,495.75, 125,250.96 and 21,166.25

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Solution

The fourth proportional to 83,495.75, 125,250.96 and 21,166.25 is: 31,751.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,495.75 : 125,250.96 = 21,166.25 : x
  2. Step 2: Convert to fraction form
    83,495.75/125,250.96 = 21,166.25/x
  3. Step 3: Cross multiply
    83,495.75x = 125,250.96 × 21,166.25
  4. Step 4: Simplify right side
    83,495.75x = 2,651,093,132.10
  5. Step 5: Solve for x
    x = 2,651,093,132.10/83,495.75
  6. Step 6: Final answer
    x = 31,751.23

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1.5x scale

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.