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Finding the Fourth Proportional to 121,806.38, 182,741.10 and 37,564.68

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Solution

The fourth proportional to 121,806.38, 182,741.10 and 37,564.68 is: 56,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,806.38 : 182,741.10 = 37,564.68 : x
  2. Step 2: Convert to fraction form
    121,806.38/182,741.10 = 37,564.68/x
  3. Step 3: Cross multiply
    121,806.38x = 182,741.10 × 37,564.68
  4. Step 4: Simplify right side
    121,806.38x = 6,864,610,944.35
  5. Step 5: Solve for x
    x = 6,864,610,944.35/121,806.38
  6. Step 6: Final answer
    x = 56,356.74

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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.