Home / 302,076.57-453,085.56-91,716.33

Finding the Fourth Proportional to 302,076.57, 453,085.56 and 91,716.33

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Solution

The fourth proportional to 302,076.57, 453,085.56 and 91,716.33 is: 137,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,076.57 : 453,085.56 = 91,716.33 : x
  2. Step 2: Convert to fraction form
    302,076.57/453,085.56 = 91,716.33/x
  3. Step 3: Cross multiply
    302,076.57x = 453,085.56 × 91,716.33
  4. Step 4: Simplify right side
    302,076.57x = 41,555,344,739.19
  5. Step 5: Solve for x
    x = 41,555,344,739.19/302,076.57
  6. Step 6: Final answer
    x = 137,565.60

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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.