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Finding the Fourth Proportional to 61,596.25, 85,002.40 and 34,738.99

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Solution

The fourth proportional to 61,596.25, 85,002.40 and 34,738.99 is: 47,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,596.25 : 85,002.40 = 34,738.99 : x
  2. Step 2: Convert to fraction form
    61,596.25/85,002.40 = 34,738.99/x
  3. Step 3: Cross multiply
    61,596.25x = 85,002.40 × 34,738.99
  4. Step 4: Simplify right side
    61,596.25x = 2,952,897,523.58
  5. Step 5: Solve for x
    x = 2,952,897,523.58/61,596.25
  6. Step 6: Final answer
    x = 47,939.57

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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.