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Finding the Fourth Proportional to 61,651.74, 85,033.62 and 37,452.60

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Solution

The fourth proportional to 61,651.74, 85,033.62 and 37,452.60 is: 51,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,651.74 : 85,033.62 = 37,452.60 : x
  2. Step 2: Convert to fraction form
    61,651.74/85,033.62 = 37,452.60/x
  3. Step 3: Cross multiply
    61,651.74x = 85,033.62 × 37,452.60
  4. Step 4: Simplify right side
    61,651.74x = 3,184,730,156.41
  5. Step 5: Solve for x
    x = 3,184,730,156.41/61,651.74
  6. Step 6: Final answer
    x = 51,656.78

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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.