Home / 194,076.38-291,336-130,082.03

Finding the Fourth Proportional to 194,076.38, 291,336 and 130,082.03

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Solution

The fourth proportional to 194,076.38, 291,336 and 130,082.03 is: 195,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,076.38 : 291,336 = 130,082.03 : x
  2. Step 2: Convert to fraction form
    194,076.38/291,336 = 130,082.03/x
  3. Step 3: Cross multiply
    194,076.38x = 291,336 × 130,082.03
  4. Step 4: Simplify right side
    194,076.38x = 37,897,578,292.08
  5. Step 5: Solve for x
    x = 37,897,578,292.08/194,076.38
  6. Step 6: Final answer
    x = 195,271.46

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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.