Home / 140,916.60-194,466.50-80,495.24

Finding the Fourth Proportional to 140,916.60, 194,466.50 and 80,495.24

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Solution

The fourth proportional to 140,916.60, 194,466.50 and 80,495.24 is: 111,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,916.60 : 194,466.50 = 80,495.24 : x
  2. Step 2: Convert to fraction form
    140,916.60/194,466.50 = 80,495.24/x
  3. Step 3: Cross multiply
    140,916.60x = 194,466.50 × 80,495.24
  4. Step 4: Simplify right side
    140,916.60x = 15,653,627,589.46
  5. Step 5: Solve for x
    x = 15,653,627,589.46/140,916.60
  6. Step 6: Final answer
    x = 111,084.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.