Home / 88,172.85-132,268.49-29,013.18

Finding the Fourth Proportional to 88,172.85, 132,268.49 and 29,013.18

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Solution

The fourth proportional to 88,172.85, 132,268.49 and 29,013.18 is: 43,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,172.85 : 132,268.49 = 29,013.18 : x
  2. Step 2: Convert to fraction form
    88,172.85/132,268.49 = 29,013.18/x
  3. Step 3: Cross multiply
    88,172.85x = 132,268.49 × 29,013.18
  4. Step 4: Simplify right side
    88,172.85x = 3,837,529,363.63
  5. Step 5: Solve for x
    x = 3,837,529,363.63/88,172.85
  6. Step 6: Final answer
    x = 43,522.80

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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.