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Finding the Fourth Proportional to 62,221.92, 85,866.12 and 33,927.72

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Solution

The fourth proportional to 62,221.92, 85,866.12 and 33,927.72 is: 46,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,221.92 : 85,866.12 = 33,927.72 : x
  2. Step 2: Convert to fraction form
    62,221.92/85,866.12 = 33,927.72/x
  3. Step 3: Cross multiply
    62,221.92x = 85,866.12 × 33,927.72
  4. Step 4: Simplify right side
    62,221.92x = 2,913,241,676.85
  5. Step 5: Solve for x
    x = 2,913,241,676.85/62,221.92
  6. Step 6: Final answer
    x = 46,820.18

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1.5x scale

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.