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Finding the Fourth Proportional to 180,871.26, 271,345.77 and 60,940.13

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Solution

The fourth proportional to 180,871.26, 271,345.77 and 60,940.13 is: 91,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,871.26 : 271,345.77 = 60,940.13 : x
  2. Step 2: Convert to fraction form
    180,871.26/271,345.77 = 60,940.13/x
  3. Step 3: Cross multiply
    180,871.26x = 271,345.77 × 60,940.13
  4. Step 4: Simplify right side
    180,871.26x = 16,535,845,142.02
  5. Step 5: Solve for x
    x = 16,535,845,142.02/180,871.26
  6. Step 6: Final answer
    x = 91,423.29

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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.