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Finding the Fourth Proportional to 46,781.88, 70,181.88 and 17,199.96

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Solution

The fourth proportional to 46,781.88, 70,181.88 and 17,199.96 is: 25,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,781.88 : 70,181.88 = 17,199.96 : x
  2. Step 2: Convert to fraction form
    46,781.88/70,181.88 = 17,199.96/x
  3. Step 3: Cross multiply
    46,781.88x = 70,181.88 × 17,199.96
  4. Step 4: Simplify right side
    46,781.88x = 1,207,125,528.72
  5. Step 5: Solve for x
    x = 1,207,125,528.72/46,781.88
  6. Step 6: Final answer
    x = 25,803.27

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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.