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Finding the Fourth Proportional to 63,367.68, 87,446.34 and 35,072.76

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Solution

The fourth proportional to 63,367.68, 87,446.34 and 35,072.76 is: 48,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,367.68 : 87,446.34 = 35,072.76 : x
  2. Step 2: Convert to fraction form
    63,367.68/87,446.34 = 35,072.76/x
  3. Step 3: Cross multiply
    63,367.68x = 87,446.34 × 35,072.76
  4. Step 4: Simplify right side
    63,367.68x = 3,066,984,495.70
  5. Step 5: Solve for x
    x = 3,066,984,495.70/63,367.68
  6. Step 6: Final answer
    x = 48,399.82

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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.