Home / 63,455.99-87,558.17-36,219.64

Finding the Fourth Proportional to 63,455.99, 87,558.17 and 36,219.64

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Solution

The fourth proportional to 63,455.99, 87,558.17 and 36,219.64 is: 49,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.99 : 87,558.17 = 36,219.64 : x
  2. Step 2: Convert to fraction form
    63,455.99/87,558.17 = 36,219.64/x
  3. Step 3: Cross multiply
    63,455.99x = 87,558.17 × 36,219.64
  4. Step 4: Simplify right side
    63,455.99x = 3,171,325,160.64
  5. Step 5: Solve for x
    x = 3,171,325,160.64/63,455.99
  6. Step 6: Final answer
    x = 49,976.77

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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.