Home / 180,674.10-271,177.74-91,991.52

Finding the Fourth Proportional to 180,674.10, 271,177.74 and 91,991.52

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Solution

The fourth proportional to 180,674.10, 271,177.74 and 91,991.52 is: 138,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,674.10 : 271,177.74 = 91,991.52 : x
  2. Step 2: Convert to fraction form
    180,674.10/271,177.74 = 91,991.52/x
  3. Step 3: Cross multiply
    180,674.10x = 271,177.74 × 91,991.52
  4. Step 4: Simplify right side
    180,674.10x = 24,946,052,492.76
  5. Step 5: Solve for x
    x = 24,946,052,492.76/180,674.10
  6. Step 6: Final answer
    x = 138,072.10

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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.