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Finding the Fourth Proportional to 251,604.95, 377,462.87 and 109,472.54

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Solution

The fourth proportional to 251,604.95, 377,462.87 and 109,472.54 is: 164,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,604.95 : 377,462.87 = 109,472.54 : x
  2. Step 2: Convert to fraction form
    251,604.95/377,462.87 = 109,472.54/x
  3. Step 3: Cross multiply
    251,604.95x = 377,462.87 × 109,472.54
  4. Step 4: Simplify right side
    251,604.95x = 41,321,818,587.23
  5. Step 5: Solve for x
    x = 41,321,818,587.23/251,604.95
  6. Step 6: Final answer
    x = 164,232.93

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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.