Home / 66,882.36-92,307.06-41,396.90

Finding the Fourth Proportional to 66,882.36, 92,307.06 and 41,396.90

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Solution

The fourth proportional to 66,882.36, 92,307.06 and 41,396.90 is: 57,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,882.36 : 92,307.06 = 41,396.90 : x
  2. Step 2: Convert to fraction form
    66,882.36/92,307.06 = 41,396.90/x
  3. Step 3: Cross multiply
    66,882.36x = 92,307.06 × 41,396.90
  4. Step 4: Simplify right side
    66,882.36x = 3,821,226,132.11
  5. Step 5: Solve for x
    x = 3,821,226,132.11/66,882.36
  6. Step 6: Final answer
    x = 57,133.54

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1.5x scale

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.