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Finding the Fourth Proportional to 303,166.80, 454,932.45 and 125,655.30

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Solution

The fourth proportional to 303,166.80, 454,932.45 and 125,655.30 is: 188,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,166.80 : 454,932.45 = 125,655.30 : x
  2. Step 2: Convert to fraction form
    303,166.80/454,932.45 = 125,655.30/x
  3. Step 3: Cross multiply
    303,166.80x = 454,932.45 × 125,655.30
  4. Step 4: Simplify right side
    303,166.80x = 57,164,673,484.49
  5. Step 5: Solve for x
    x = 57,164,673,484.49/303,166.80
  6. Step 6: Final answer
    x = 188,558.49

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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.