Home / 194,519.40-268,514.08-167,187.28

Finding the Fourth Proportional to 194,519.40, 268,514.08 and 167,187.28

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Solution

The fourth proportional to 194,519.40, 268,514.08 and 167,187.28 is: 230,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.40 : 268,514.08 = 167,187.28 : x
  2. Step 2: Convert to fraction form
    194,519.40/268,514.08 = 167,187.28/x
  3. Step 3: Cross multiply
    194,519.40x = 268,514.08 × 167,187.28
  4. Step 4: Simplify right side
    194,519.40x = 44,892,138,676.90
  5. Step 5: Solve for x
    x = 44,892,138,676.90/194,519.40
  6. Step 6: Final answer
    x = 230,784.89

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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.