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Finding the Fourth Proportional to 61,764.26, 92,595.76 and 39,571.88

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Solution

The fourth proportional to 61,764.26, 92,595.76 and 39,571.88 is: 59,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,764.26 : 92,595.76 = 39,571.88 : x
  2. Step 2: Convert to fraction form
    61,764.26/92,595.76 = 39,571.88/x
  3. Step 3: Cross multiply
    61,764.26x = 92,595.76 × 39,571.88
  4. Step 4: Simplify right side
    61,764.26x = 3,664,187,741.32
  5. Step 5: Solve for x
    x = 3,664,187,741.32/61,764.26
  6. Step 6: Final answer
    x = 59,325.38

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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.