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Finding the Fourth Proportional to 302,887.56, 454,330.12 and 113,362.14

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Solution

The fourth proportional to 302,887.56, 454,330.12 and 113,362.14 is: 170,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,887.56 : 454,330.12 = 113,362.14 : x
  2. Step 2: Convert to fraction form
    302,887.56/454,330.12 = 113,362.14/x
  3. Step 3: Cross multiply
    302,887.56x = 454,330.12 × 113,362.14
  4. Step 4: Simplify right side
    302,887.56x = 51,503,834,669.66
  5. Step 5: Solve for x
    x = 51,503,834,669.66/302,887.56
  6. Step 6: Final answer
    x = 170,042.75

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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.