Home / 302,896.30-454,349.20-89,685.85

Finding the Fourth Proportional to 302,896.30, 454,349.20 and 89,685.85

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Solution

The fourth proportional to 302,896.30, 454,349.20 and 89,685.85 is: 134,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,896.30 : 454,349.20 = 89,685.85 : x
  2. Step 2: Convert to fraction form
    302,896.30/454,349.20 = 89,685.85/x
  3. Step 3: Cross multiply
    302,896.30x = 454,349.20 × 89,685.85
  4. Step 4: Simplify right side
    302,896.30x = 40,748,694,198.82
  5. Step 5: Solve for x
    x = 40,748,694,198.82/302,896.30
  6. Step 6: Final answer
    x = 134,530.18

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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.