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Finding the Fourth Proportional to 63,349.73, 95,147.61 and 46,643.78

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Solution

The fourth proportional to 63,349.73, 95,147.61 and 46,643.78 is: 70,056.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,349.73 : 95,147.61 = 46,643.78 : x
  2. Step 2: Convert to fraction form
    63,349.73/95,147.61 = 46,643.78/x
  3. Step 3: Cross multiply
    63,349.73x = 95,147.61 × 46,643.78
  4. Step 4: Simplify right side
    63,349.73x = 4,438,043,479.41
  5. Step 5: Solve for x
    x = 4,438,043,479.41/63,349.73
  6. Step 6: Final answer
    x = 70,056.24

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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.