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Finding the Fourth Proportional to 63,194.34, 87,205.91 and 34,899.42

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Solution

The fourth proportional to 63,194.34, 87,205.91 and 34,899.42 is: 48,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,194.34 : 87,205.91 = 34,899.42 : x
  2. Step 2: Convert to fraction form
    63,194.34/87,205.91 = 34,899.42/x
  3. Step 3: Cross multiply
    63,194.34x = 87,205.91 × 34,899.42
  4. Step 4: Simplify right side
    63,194.34x = 3,043,435,505.08
  5. Step 5: Solve for x
    x = 3,043,435,505.08/63,194.34
  6. Step 6: Final answer
    x = 48,159.94

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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.