Home / 84,755.38-127,083.84-32,136.16

Finding the Fourth Proportional to 84,755.38, 127,083.84 and 32,136.16

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Solution

The fourth proportional to 84,755.38, 127,083.84 and 32,136.16 is: 48,185.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,755.38 : 127,083.84 = 32,136.16 : x
  2. Step 2: Convert to fraction form
    84,755.38/127,083.84 = 32,136.16/x
  3. Step 3: Cross multiply
    84,755.38x = 127,083.84 × 32,136.16
  4. Step 4: Simplify right side
    84,755.38x = 4,083,986,615.65
  5. Step 5: Solve for x
    x = 4,083,986,615.65/84,755.38
  6. Step 6: Final answer
    x = 48,185.57

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1.5x scale

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.