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Finding the Fourth Proportional to 63,236.72, 87,266.05 and 34,941.80

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Solution

The fourth proportional to 63,236.72, 87,266.05 and 34,941.80 is: 48,219.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,236.72 : 87,266.05 = 34,941.80 : x
  2. Step 2: Convert to fraction form
    63,236.72/87,266.05 = 34,941.80/x
  3. Step 3: Cross multiply
    63,236.72x = 87,266.05 × 34,941.80
  4. Step 4: Simplify right side
    63,236.72x = 3,049,232,342.21
  5. Step 5: Solve for x
    x = 3,049,232,342.21/63,236.72
  6. Step 6: Final answer
    x = 48,219.33

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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.