Home / 66,069.26-91,176.02-35,855.08

Finding the Fourth Proportional to 66,069.26, 91,176.02 and 35,855.08

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Solution

The fourth proportional to 66,069.26, 91,176.02 and 35,855.08 is: 49,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,069.26 : 91,176.02 = 35,855.08 : x
  2. Step 2: Convert to fraction form
    66,069.26/91,176.02 = 35,855.08/x
  3. Step 3: Cross multiply
    66,069.26x = 91,176.02 × 35,855.08
  4. Step 4: Simplify right side
    66,069.26x = 3,269,123,491.18
  5. Step 5: Solve for x
    x = 3,269,123,491.18/66,069.26
  6. Step 6: Final answer
    x = 49,480.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.