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Finding the Fourth Proportional to 173,188.64, 259,784.86 and 60,872.06

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Solution

The fourth proportional to 173,188.64, 259,784.86 and 60,872.06 is: 91,308.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,188.64 : 259,784.86 = 60,872.06 : x
  2. Step 2: Convert to fraction form
    173,188.64/259,784.86 = 60,872.06/x
  3. Step 3: Cross multiply
    173,188.64x = 259,784.86 × 60,872.06
  4. Step 4: Simplify right side
    173,188.64x = 15,813,639,585.01
  5. Step 5: Solve for x
    x = 15,813,639,585.01/173,188.64
  6. Step 6: Final answer
    x = 91,308.76

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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.