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Finding the Fourth Proportional to 115,657.64, 173,486.52 and 32,551.64

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Solution

The fourth proportional to 115,657.64, 173,486.52 and 32,551.64 is: 48,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,657.64 : 173,486.52 = 32,551.64 : x
  2. Step 2: Convert to fraction form
    115,657.64/173,486.52 = 32,551.64/x
  3. Step 3: Cross multiply
    115,657.64x = 173,486.52 × 32,551.64
  4. Step 4: Simplify right side
    115,657.64x = 5,647,270,743.89
  5. Step 5: Solve for x
    x = 5,647,270,743.89/115,657.64
  6. Step 6: Final answer
    x = 48,827.48

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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.