Home / 94,010.82-141,136.47-80,768.55

Finding the Fourth Proportional to 94,010.82, 141,136.47 and 80,768.55

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Solution

The fourth proportional to 94,010.82, 141,136.47 and 80,768.55 is: 121,256.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,010.82 : 141,136.47 = 80,768.55 : x
  2. Step 2: Convert to fraction form
    94,010.82/141,136.47 = 80,768.55/x
  3. Step 3: Cross multiply
    94,010.82x = 141,136.47 × 80,768.55
  4. Step 4: Simplify right side
    94,010.82x = 11,399,388,034.02
  5. Step 5: Solve for x
    x = 11,399,388,034.02/94,010.82
  6. Step 6: Final answer
    x = 121,256.13

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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.