Home / 194,853.88-268,869.48-118,333.07

Finding the Fourth Proportional to 194,853.88, 268,869.48 and 118,333.07

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Solution

The fourth proportional to 194,853.88, 268,869.48 and 118,333.07 is: 163,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,853.88 : 268,869.48 = 118,333.07 : x
  2. Step 2: Convert to fraction form
    194,853.88/268,869.48 = 118,333.07/x
  3. Step 3: Cross multiply
    194,853.88x = 268,869.48 × 118,333.07
  4. Step 4: Simplify right side
    194,853.88x = 31,816,150,997.70
  5. Step 5: Solve for x
    x = 31,816,150,997.70/194,853.88
  6. Step 6: Final answer
    x = 163,282.10

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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.