Home / 124,756.40-187,136.20-41,650.40

Finding the Fourth Proportional to 124,756.40, 187,136.20 and 41,650.40

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Solution

The fourth proportional to 124,756.40, 187,136.20 and 41,650.40 is: 62,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,756.40 : 187,136.20 = 41,650.40 : x
  2. Step 2: Convert to fraction form
    124,756.40/187,136.20 = 41,650.40/x
  3. Step 3: Cross multiply
    124,756.40x = 187,136.20 × 41,650.40
  4. Step 4: Simplify right side
    124,756.40x = 7,794,297,584.48
  5. Step 5: Solve for x
    x = 7,794,297,584.48/124,756.40
  6. Step 6: Final answer
    x = 62,476.13

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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.