Home / 89,133.03-133,701.89-25,950.60

Finding the Fourth Proportional to 89,133.03, 133,701.89 and 25,950.60

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Solution

The fourth proportional to 89,133.03, 133,701.89 and 25,950.60 is: 38,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,133.03 : 133,701.89 = 25,950.60 : x
  2. Step 2: Convert to fraction form
    89,133.03/133,701.89 = 25,950.60/x
  3. Step 3: Cross multiply
    89,133.03x = 133,701.89 × 25,950.60
  4. Step 4: Simplify right side
    89,133.03x = 3,469,644,136.88
  5. Step 5: Solve for x
    x = 3,469,644,136.88/89,133.03
  6. Step 6: Final answer
    x = 38,926.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.