Home / 88,202.10-132,389.55-43,878.90

Finding the Fourth Proportional to 88,202.10, 132,389.55 and 43,878.90

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Solution

The fourth proportional to 88,202.10, 132,389.55 and 43,878.90 is: 65,861.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,202.10 : 132,389.55 = 43,878.90 : x
  2. Step 2: Convert to fraction form
    88,202.10/132,389.55 = 43,878.90/x
  3. Step 3: Cross multiply
    88,202.10x = 132,389.55 × 43,878.90
  4. Step 4: Simplify right side
    88,202.10x = 5,809,107,825.50
  5. Step 5: Solve for x
    x = 5,809,107,825.50/88,202.10
  6. Step 6: Final answer
    x = 65,861.33

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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.