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Finding the Fourth Proportional to 173,173.95, 259,759.13 and 54,845.28

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Solution

The fourth proportional to 173,173.95, 259,759.13 and 54,845.28 is: 82,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,173.95 : 259,759.13 = 54,845.28 : x
  2. Step 2: Convert to fraction form
    173,173.95/259,759.13 = 54,845.28/x
  3. Step 3: Cross multiply
    173,173.95x = 259,759.13 × 54,845.28
  4. Step 4: Simplify right side
    173,173.95x = 14,246,561,366.86
  5. Step 5: Solve for x
    x = 14,246,561,366.86/173,173.95
  6. Step 6: Final answer
    x = 82,267.35

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1.5x scale

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.