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Finding the Fourth Proportional to 63,209.60, 87,227.58 and 34,914.68

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Solution

The fourth proportional to 63,209.60, 87,227.58 and 34,914.68 is: 48,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209.60 : 87,227.58 = 34,914.68 : x
  2. Step 2: Convert to fraction form
    63,209.60/87,227.58 = 34,914.68/x
  3. Step 3: Cross multiply
    63,209.60x = 87,227.58 × 34,914.68
  4. Step 4: Simplify right side
    63,209.60x = 3,045,523,042.87
  5. Step 5: Solve for x
    x = 3,045,523,042.87/63,209.60
  6. Step 6: Final answer
    x = 48,181.34

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1.5x scale

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.