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Finding the Fourth Proportional to 61,946.85, 85,486.76 and 33,652.56

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Solution

The fourth proportional to 61,946.85, 85,486.76 and 33,652.56 is: 46,440.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946.85 : 85,486.76 = 33,652.56 : x
  2. Step 2: Convert to fraction form
    61,946.85/85,486.76 = 33,652.56/x
  3. Step 3: Cross multiply
    61,946.85x = 85,486.76 × 33,652.56
  4. Step 4: Simplify right side
    61,946.85x = 2,876,848,151.84
  5. Step 5: Solve for x
    x = 2,876,848,151.84/61,946.85
  6. Step 6: Final answer
    x = 46,440.59

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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.