Home / 45,381.80-67,938.30-33,746.60

Finding the Fourth Proportional to 45,381.80, 67,938.30 and 33,746.60

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Solution

The fourth proportional to 45,381.80, 67,938.30 and 33,746.60 is: 50,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,381.80 : 67,938.30 = 33,746.60 : x
  2. Step 2: Convert to fraction form
    45,381.80/67,938.30 = 33,746.60/x
  3. Step 3: Cross multiply
    45,381.80x = 67,938.30 × 33,746.60
  4. Step 4: Simplify right side
    45,381.80x = 2,292,686,634.78
  5. Step 5: Solve for x
    x = 2,292,686,634.78/45,381.80
  6. Step 6: Final answer
    x = 50,519.96

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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.