Home / 66,396.10-91,624.88-36,182.02

Finding the Fourth Proportional to 66,396.10, 91,624.88 and 36,182.02

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Solution

The fourth proportional to 66,396.10, 91,624.88 and 36,182.02 is: 49,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,396.10 : 91,624.88 = 36,182.02 : x
  2. Step 2: Convert to fraction form
    66,396.10/91,624.88 = 36,182.02/x
  3. Step 3: Cross multiply
    66,396.10x = 91,624.88 × 36,182.02
  4. Step 4: Simplify right side
    66,396.10x = 3,315,173,240.66
  5. Step 5: Solve for x
    x = 3,315,173,240.66/66,396.10
  6. Step 6: Final answer
    x = 49,930.24

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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.