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Finding the Fourth Proportional to 163,310.43, 244,968.10 and 56,697.77

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Solution

The fourth proportional to 163,310.43, 244,968.10 and 56,697.77 is: 85,047.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,310.43 : 244,968.10 = 56,697.77 : x
  2. Step 2: Convert to fraction form
    163,310.43/244,968.10 = 56,697.77/x
  3. Step 3: Cross multiply
    163,310.43x = 244,968.10 × 56,697.77
  4. Step 4: Simplify right side
    163,310.43x = 13,889,144,991.14
  5. Step 5: Solve for x
    x = 13,889,144,991.14/163,310.43
  6. Step 6: Final answer
    x = 85,047.51

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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.