Home / 303,047.40-454,498.20-92,687.16

Finding the Fourth Proportional to 303,047.40, 454,498.20 and 92,687.16

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Solution

The fourth proportional to 303,047.40, 454,498.20 and 92,687.16 is: 139,008.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,047.40 : 454,498.20 = 92,687.16 : x
  2. Step 2: Convert to fraction form
    303,047.40/454,498.20 = 92,687.16/x
  3. Step 3: Cross multiply
    303,047.40x = 454,498.20 × 92,687.16
  4. Step 4: Simplify right side
    303,047.40x = 42,126,147,383.11
  5. Step 5: Solve for x
    x = 42,126,147,383.11/303,047.40
  6. Step 6: Final answer
    x = 139,008.44

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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.