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Finding the Fourth Proportional to 63,377.70, 87,463.29 and 36,518.10

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Solution

The fourth proportional to 63,377.70, 87,463.29 and 36,518.10 is: 50,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,377.70 : 87,463.29 = 36,518.10 : x
  2. Step 2: Convert to fraction form
    63,377.70/87,463.29 = 36,518.10/x
  3. Step 3: Cross multiply
    63,377.70x = 87,463.29 × 36,518.10
  4. Step 4: Simplify right side
    63,377.70x = 3,193,993,170.55
  5. Step 5: Solve for x
    x = 3,193,993,170.55/63,377.70
  6. Step 6: Final answer
    x = 50,396.17

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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.