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Finding the Fourth Proportional to 358,364.98, 537,625.23 and 109,040.50

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Solution

The fourth proportional to 358,364.98, 537,625.23 and 109,040.50 is: 163,584.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,364.98 : 537,625.23 = 109,040.50 : x
  2. Step 2: Convert to fraction form
    358,364.98/537,625.23 = 109,040.50/x
  3. Step 3: Cross multiply
    358,364.98x = 537,625.23 × 109,040.50
  4. Step 4: Simplify right side
    358,364.98x = 58,622,923,891.82
  5. Step 5: Solve for x
    x = 58,622,923,891.82/358,364.98
  6. Step 6: Final answer
    x = 163,584.41

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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.