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Finding the Fourth Proportional to 63,276.60, 94,785.30 and 32,129.40

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Solution

The fourth proportional to 63,276.60, 94,785.30 and 32,129.40 is: 48,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,276.60 : 94,785.30 = 32,129.40 : x
  2. Step 2: Convert to fraction form
    63,276.60/94,785.30 = 32,129.40/x
  3. Step 3: Cross multiply
    63,276.60x = 94,785.30 × 32,129.40
  4. Step 4: Simplify right side
    63,276.60x = 3,045,394,817.82
  5. Step 5: Solve for x
    x = 3,045,394,817.82/63,276.60
  6. Step 6: Final answer
    x = 48,128.29

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1.5x scale

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.