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Finding the Fourth Proportional to 163,309.61, 244,964.32 and 50,999.44

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Solution

The fourth proportional to 163,309.61, 244,964.32 and 50,999.44 is: 76,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,309.61 : 244,964.32 = 50,999.44 : x
  2. Step 2: Convert to fraction form
    163,309.61/244,964.32 = 50,999.44/x
  3. Step 3: Cross multiply
    163,309.61x = 244,964.32 × 50,999.44
  4. Step 4: Simplify right side
    163,309.61x = 12,493,043,139.98
  5. Step 5: Solve for x
    x = 12,493,043,139.98/163,309.61
  6. Step 6: Final answer
    x = 76,499.13

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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.