Home / 82,457.04-123,675.48-35,091.21

Finding the Fourth Proportional to 82,457.04, 123,675.48 and 35,091.21

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Solution

The fourth proportional to 82,457.04, 123,675.48 and 35,091.21 is: 52,632.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,457.04 : 123,675.48 = 35,091.21 : x
  2. Step 2: Convert to fraction form
    82,457.04/123,675.48 = 35,091.21/x
  3. Step 3: Cross multiply
    82,457.04x = 123,675.48 × 35,091.21
  4. Step 4: Simplify right side
    82,457.04x = 4,339,922,240.53
  5. Step 5: Solve for x
    x = 4,339,922,240.53/82,457.04
  6. Step 6: Final answer
    x = 52,632.53

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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.