Home / 83,554.21-125,302.12-33,621.34

Finding the Fourth Proportional to 83,554.21, 125,302.12 and 33,621.34

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Solution

The fourth proportional to 83,554.21, 125,302.12 and 33,621.34 is: 50,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,554.21 : 125,302.12 = 33,621.34 : x
  2. Step 2: Convert to fraction form
    83,554.21/125,302.12 = 33,621.34/x
  3. Step 3: Cross multiply
    83,554.21x = 125,302.12 × 33,621.34
  4. Step 4: Simplify right side
    83,554.21x = 4,212,825,179.24
  5. Step 5: Solve for x
    x = 4,212,825,179.24/83,554.21
  6. Step 6: Final answer
    x = 50,420.26

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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.