Home / 194,623.90-268,581.02-109,740.96

Finding the Fourth Proportional to 194,623.90, 268,581.02 and 109,740.96

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Solution

The fourth proportional to 194,623.90, 268,581.02 and 109,740.96 is: 151,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,623.90 : 268,581.02 = 109,740.96 : x
  2. Step 2: Convert to fraction form
    194,623.90/268,581.02 = 109,740.96/x
  3. Step 3: Cross multiply
    194,623.90x = 268,581.02 × 109,740.96
  4. Step 4: Simplify right side
    194,623.90x = 29,474,338,423.87
  5. Step 5: Solve for x
    x = 29,474,338,423.87/194,623.90
  6. Step 6: Final answer
    x = 151,442.55

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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.