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Finding the Fourth Proportional to 61,650.59, 85,077.54 and 33,356.27

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Solution

The fourth proportional to 61,650.59, 85,077.54 and 33,356.27 is: 46,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,650.59 : 85,077.54 = 33,356.27 : x
  2. Step 2: Convert to fraction form
    61,650.59/85,077.54 = 33,356.27/x
  3. Step 3: Cross multiply
    61,650.59x = 85,077.54 × 33,356.27
  4. Step 4: Simplify right side
    61,650.59x = 2,837,869,607.87
  5. Step 5: Solve for x
    x = 2,837,869,607.87/61,650.59
  6. Step 6: Final answer
    x = 46,031.51

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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.