Home / 194,469.30-291,995.55-135,566.10

Finding the Fourth Proportional to 194,469.30, 291,995.55 and 135,566.10

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Solution

The fourth proportional to 194,469.30, 291,995.55 and 135,566.10 is: 203,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,469.30 : 291,995.55 = 135,566.10 : x
  2. Step 2: Convert to fraction form
    194,469.30/291,995.55 = 135,566.10/x
  3. Step 3: Cross multiply
    194,469.30x = 291,995.55 × 135,566.10
  4. Step 4: Simplify right side
    194,469.30x = 39,584,697,930.86
  5. Step 5: Solve for x
    x = 39,584,697,930.86/194,469.30
  6. Step 6: Final answer
    x = 203,552.43

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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.