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Finding the Fourth Proportional to 355,083.67, 532,626.95 and 88,843.45

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Solution

The fourth proportional to 355,083.67, 532,626.95 and 88,843.45 is: 133,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,083.67 : 532,626.95 = 88,843.45 : x
  2. Step 2: Convert to fraction form
    355,083.67/532,626.95 = 88,843.45/x
  3. Step 3: Cross multiply
    355,083.67x = 532,626.95 × 88,843.45
  4. Step 4: Simplify right side
    355,083.67x = 47,320,415,800.98
  5. Step 5: Solve for x
    x = 47,320,415,800.98/355,083.67
  6. Step 6: Final answer
    x = 133,265.54

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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.