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Finding the Fourth Proportional to 63,090.84, 94,701.86 and 46,469.64

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Solution

The fourth proportional to 63,090.84, 94,701.86 and 46,469.64 is: 69,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.84 : 94,701.86 = 46,469.64 : x
  2. Step 2: Convert to fraction form
    63,090.84/94,701.86 = 46,469.64/x
  3. Step 3: Cross multiply
    63,090.84x = 94,701.86 × 46,469.64
  4. Step 4: Simplify right side
    63,090.84x = 4,400,761,341.53
  5. Step 5: Solve for x
    x = 4,400,761,341.53/63,090.84
  6. Step 6: Final answer
    x = 69,752.78

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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.