Home / 194,180.86-268,052.44-130,555.56

Finding the Fourth Proportional to 194,180.86, 268,052.44 and 130,555.56

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Solution

The fourth proportional to 194,180.86, 268,052.44 and 130,555.56 is: 180,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,180.86 : 268,052.44 = 130,555.56 : x
  2. Step 2: Convert to fraction form
    194,180.86/268,052.44 = 130,555.56/x
  3. Step 3: Cross multiply
    194,180.86x = 268,052.44 × 130,555.56
  4. Step 4: Simplify right side
    194,180.86x = 34,995,737,337.17
  5. Step 5: Solve for x
    x = 34,995,737,337.17/194,180.86
  6. Step 6: Final answer
    x = 180,222.38

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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.