Home / 76,136.58-114,335.55-46,727.10

Finding the Fourth Proportional to 76,136.58, 114,335.55 and 46,727.10

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Solution

The fourth proportional to 76,136.58, 114,335.55 and 46,727.10 is: 70,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,136.58 : 114,335.55 = 46,727.10 : x
  2. Step 2: Convert to fraction form
    76,136.58/114,335.55 = 46,727.10/x
  3. Step 3: Cross multiply
    76,136.58x = 114,335.55 × 46,727.10
  4. Step 4: Simplify right side
    76,136.58x = 5,342,568,678.41
  5. Step 5: Solve for x
    x = 5,342,568,678.41/76,136.58
  6. Step 6: Final answer
    x = 70,170.85

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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.