Home / 83,834.34-125,751.54-21,504.84

Finding the Fourth Proportional to 83,834.34, 125,751.54 and 21,504.84

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Solution

The fourth proportional to 83,834.34, 125,751.54 and 21,504.84 is: 32,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,834.34 : 125,751.54 = 21,504.84 : x
  2. Step 2: Convert to fraction form
    83,834.34/125,751.54 = 21,504.84/x
  3. Step 3: Cross multiply
    83,834.34x = 125,751.54 × 21,504.84
  4. Step 4: Simplify right side
    83,834.34x = 2,704,266,747.45
  5. Step 5: Solve for x
    x = 2,704,266,747.45/83,834.34
  6. Step 6: Final answer
    x = 32,257.27

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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.