Home / 194,147.56-268,006.30-130,522.26

Finding the Fourth Proportional to 194,147.56, 268,006.30 and 130,522.26

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Solution

The fourth proportional to 194,147.56, 268,006.30 and 130,522.26 is: 180,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,147.56 : 268,006.30 = 130,522.26 : x
  2. Step 2: Convert to fraction form
    194,147.56/268,006.30 = 130,522.26/x
  3. Step 3: Cross multiply
    194,147.56x = 268,006.30 × 130,522.26
  4. Step 4: Simplify right side
    194,147.56x = 34,980,787,970.24
  5. Step 5: Solve for x
    x = 34,980,787,970.24/194,147.56
  6. Step 6: Final answer
    x = 180,176.29

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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.