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Finding the Fourth Proportional to 63,194.56, 87,206.80 and 34,898.24

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Solution

The fourth proportional to 63,194.56, 87,206.80 and 34,898.24 is: 48,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,194.56 : 87,206.80 = 34,898.24 : x
  2. Step 2: Convert to fraction form
    63,194.56/87,206.80 = 34,898.24/x
  3. Step 3: Cross multiply
    63,194.56x = 87,206.80 × 34,898.24
  4. Step 4: Simplify right side
    63,194.56x = 3,043,363,836.03
  5. Step 5: Solve for x
    x = 3,043,363,836.03/63,194.56
  6. Step 6: Final answer
    x = 48,158.64

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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.