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Finding the Fourth Proportional to 161,054.68, 241,549.22 and 61,179.86

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Solution

The fourth proportional to 161,054.68, 241,549.22 and 61,179.86 is: 91,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,054.68 : 241,549.22 = 61,179.86 : x
  2. Step 2: Convert to fraction form
    161,054.68/241,549.22 = 61,179.86/x
  3. Step 3: Cross multiply
    161,054.68x = 241,549.22 × 61,179.86
  4. Step 4: Simplify right side
    161,054.68x = 14,777,947,462.71
  5. Step 5: Solve for x
    x = 14,777,947,462.71/161,054.68
  6. Step 6: Final answer
    x = 91,757.33

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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.