Home / 49,817.28-74,602.80-37,136.60

Finding the Fourth Proportional to 49,817.28, 74,602.80 and 37,136.60

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Solution

The fourth proportional to 49,817.28, 74,602.80 and 37,136.60 is: 55,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,817.28 : 74,602.80 = 37,136.60 : x
  2. Step 2: Convert to fraction form
    49,817.28/74,602.80 = 37,136.60/x
  3. Step 3: Cross multiply
    49,817.28x = 74,602.80 × 37,136.60
  4. Step 4: Simplify right side
    49,817.28x = 2,770,494,342.48
  5. Step 5: Solve for x
    x = 2,770,494,342.48/49,817.28
  6. Step 6: Final answer
    x = 55,613.12

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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.