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Finding the Fourth Proportional to 161,366.39, 242,051.31 and 49,064.88

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Solution

The fourth proportional to 161,366.39, 242,051.31 and 49,064.88 is: 73,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,366.39 : 242,051.31 = 49,064.88 : x
  2. Step 2: Convert to fraction form
    161,366.39/242,051.31 = 49,064.88/x
  3. Step 3: Cross multiply
    161,366.39x = 242,051.31 × 49,064.88
  4. Step 4: Simplify right side
    161,366.39x = 11,876,217,206.96
  5. Step 5: Solve for x
    x = 11,876,217,206.96/161,366.39
  6. Step 6: Final answer
    x = 73,597.84

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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.