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Finding the Fourth Proportional to 63,476.60, 95,215.95 and 30,189.94

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Solution

The fourth proportional to 63,476.60, 95,215.95 and 30,189.94 is: 45,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,476.60 : 95,215.95 = 30,189.94 : x
  2. Step 2: Convert to fraction form
    63,476.60/95,215.95 = 30,189.94/x
  3. Step 3: Cross multiply
    63,476.60x = 95,215.95 × 30,189.94
  4. Step 4: Simplify right side
    63,476.60x = 2,874,563,579.50
  5. Step 5: Solve for x
    x = 2,874,563,579.50/63,476.60
  6. Step 6: Final answer
    x = 45,285.41

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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.