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Finding the Fourth Proportional to 63,166.44, 87,130.68 and 37,655.64

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Solution

The fourth proportional to 63,166.44, 87,130.68 and 37,655.64 is: 51,941.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,166.44 : 87,130.68 = 37,655.64 : x
  2. Step 2: Convert to fraction form
    63,166.44/87,130.68 = 37,655.64/x
  3. Step 3: Cross multiply
    63,166.44x = 87,130.68 × 37,655.64
  4. Step 4: Simplify right side
    63,166.44x = 3,280,961,519.04
  5. Step 5: Solve for x
    x = 3,280,961,519.04/63,166.44
  6. Step 6: Final answer
    x = 51,941.53

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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.