Home / 45,136.25-67,704.07-35,283.81

Finding the Fourth Proportional to 45,136.25, 67,704.07 and 35,283.81

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Solution

The fourth proportional to 45,136.25, 67,704.07 and 35,283.81 is: 52,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,136.25 : 67,704.07 = 35,283.81 : x
  2. Step 2: Convert to fraction form
    45,136.25/67,704.07 = 35,283.81/x
  3. Step 3: Cross multiply
    45,136.25x = 67,704.07 × 35,283.81
  4. Step 4: Simplify right side
    45,136.25x = 2,388,857,542.11
  5. Step 5: Solve for x
    x = 2,388,857,542.11/45,136.25
  6. Step 6: Final answer
    x = 52,925.48

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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.