Home / 118,298.28-163,241.82-67,297.44

Finding the Fourth Proportional to 118,298.28, 163,241.82 and 67,297.44

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Solution

The fourth proportional to 118,298.28, 163,241.82 and 67,297.44 is: 92,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,298.28 : 163,241.82 = 67,297.44 : x
  2. Step 2: Convert to fraction form
    118,298.28/163,241.82 = 67,297.44/x
  3. Step 3: Cross multiply
    118,298.28x = 163,241.82 × 67,297.44
  4. Step 4: Simplify right side
    118,298.28x = 10,985,756,586.94
  5. Step 5: Solve for x
    x = 10,985,756,586.94/118,298.28
  6. Step 6: Final answer
    x = 92,864.89

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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.