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Finding the Fourth Proportional to 273,149.28, 376,970.76 and 165,746.52

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Solution

The fourth proportional to 273,149.28, 376,970.76 and 165,746.52 is: 228,745.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,149.28 : 376,970.76 = 165,746.52 : x
  2. Step 2: Convert to fraction form
    273,149.28/376,970.76 = 165,746.52/x
  3. Step 3: Cross multiply
    273,149.28x = 376,970.76 × 165,746.52
  4. Step 4: Simplify right side
    273,149.28x = 62,481,591,611.76
  5. Step 5: Solve for x
    x = 62,481,591,611.76/273,149.28
  6. Step 6: Final answer
    x = 228,745.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.