Home / 302,934.78-454,403.25-92,571.84

Finding the Fourth Proportional to 302,934.78, 454,403.25 and 92,571.84

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Solution

The fourth proportional to 302,934.78, 454,403.25 and 92,571.84 is: 138,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,934.78 : 454,403.25 = 92,571.84 : x
  2. Step 2: Convert to fraction form
    302,934.78/454,403.25 = 92,571.84/x
  3. Step 3: Cross multiply
    302,934.78x = 454,403.25 × 92,571.84
  4. Step 4: Simplify right side
    302,934.78x = 42,064,944,954.48
  5. Step 5: Solve for x
    x = 42,064,944,954.48/302,934.78
  6. Step 6: Final answer
    x = 138,858.09

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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.