Home / 66,443.09-99,604.08-33,173.15

Finding the Fourth Proportional to 66,443.09, 99,604.08 and 33,173.15

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Solution

The fourth proportional to 66,443.09, 99,604.08 and 33,173.15 is: 49,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,443.09 : 99,604.08 = 33,173.15 : x
  2. Step 2: Convert to fraction form
    66,443.09/99,604.08 = 33,173.15/x
  3. Step 3: Cross multiply
    66,443.09x = 99,604.08 × 33,173.15
  4. Step 4: Simplify right side
    66,443.09x = 3,304,180,588.43
  5. Step 5: Solve for x
    x = 3,304,180,588.43/66,443.09
  6. Step 6: Final answer
    x = 49,729.49

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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.