Home / 216,745.12-325,084.83-58,985.88

Finding the Fourth Proportional to 216,745.12, 325,084.83 and 58,985.88

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Solution

The fourth proportional to 216,745.12, 325,084.83 and 58,985.88 is: 88,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,745.12 : 325,084.83 = 58,985.88 : x
  2. Step 2: Convert to fraction form
    216,745.12/325,084.83 = 58,985.88/x
  3. Step 3: Cross multiply
    216,745.12x = 325,084.83 × 58,985.88
  4. Step 4: Simplify right side
    216,745.12x = 19,175,414,772.20
  5. Step 5: Solve for x
    x = 19,175,414,772.20/216,745.12
  6. Step 6: Final answer
    x = 88,469.88

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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.