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Finding the Fourth Proportional to 63,137.85, 87,145.14 and 36,295.93

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Solution

The fourth proportional to 63,137.85, 87,145.14 and 36,295.93 is: 50,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,137.85 : 87,145.14 = 36,295.93 : x
  2. Step 2: Convert to fraction form
    63,137.85/87,145.14 = 36,295.93/x
  3. Step 3: Cross multiply
    63,137.85x = 87,145.14 × 36,295.93
  4. Step 4: Simplify right side
    63,137.85x = 3,163,013,901.28
  5. Step 5: Solve for x
    x = 3,163,013,901.28/63,137.85
  6. Step 6: Final answer
    x = 50,096.95

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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.