Home / 94,012.96-129,735.66-51,571.12

Finding the Fourth Proportional to 94,012.96, 129,735.66 and 51,571.12

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Solution

The fourth proportional to 94,012.96, 129,735.66 and 51,571.12 is: 71,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,012.96 : 129,735.66 = 51,571.12 : x
  2. Step 2: Convert to fraction form
    94,012.96/129,735.66 = 51,571.12/x
  3. Step 3: Cross multiply
    94,012.96x = 129,735.66 × 51,571.12
  4. Step 4: Simplify right side
    94,012.96x = 6,690,613,290.14
  5. Step 5: Solve for x
    x = 6,690,613,290.14/94,012.96
  6. Step 6: Final answer
    x = 71,166.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.