Home / 182,916.45-274,196.21-76,331.12

Finding the Fourth Proportional to 182,916.45, 274,196.21 and 76,331.12

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Solution

The fourth proportional to 182,916.45, 274,196.21 and 76,331.12 is: 114,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,916.45 : 274,196.21 = 76,331.12 : x
  2. Step 2: Convert to fraction form
    182,916.45/274,196.21 = 76,331.12/x
  3. Step 3: Cross multiply
    182,916.45x = 274,196.21 × 76,331.12
  4. Step 4: Simplify right side
    182,916.45x = 20,929,702,056.42
  5. Step 5: Solve for x
    x = 20,929,702,056.42/182,916.45
  6. Step 6: Final answer
    x = 114,422.20

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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.