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Finding the Fourth Proportional to 73,505.61, 101,434.68 and 41,676.66

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Solution

The fourth proportional to 73,505.61, 101,434.68 and 41,676.66 is: 57,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,505.61 : 101,434.68 = 41,676.66 : x
  2. Step 2: Convert to fraction form
    73,505.61/101,434.68 = 41,676.66/x
  3. Step 3: Cross multiply
    73,505.61x = 101,434.68 × 41,676.66
  4. Step 4: Simplify right side
    73,505.61x = 4,227,458,670.57
  5. Step 5: Solve for x
    x = 4,227,458,670.57/73,505.61
  6. Step 6: Final answer
    x = 57,512.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.