Home / 194,727.72-268,693.86-109,842.60

Finding the Fourth Proportional to 194,727.72, 268,693.86 and 109,842.60

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Solution

The fourth proportional to 194,727.72, 268,693.86 and 109,842.60 is: 151,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,727.72 : 268,693.86 = 109,842.60 : x
  2. Step 2: Convert to fraction form
    194,727.72/268,693.86 = 109,842.60/x
  3. Step 3: Cross multiply
    194,727.72x = 268,693.86 × 109,842.60
  4. Step 4: Simplify right side
    194,727.72x = 29,514,032,186.44
  5. Step 5: Solve for x
    x = 29,514,032,186.44/194,727.72
  6. Step 6: Final answer
    x = 151,565.64

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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.