Home / 63,727.01-87,947.58-42,179.64

Finding the Fourth Proportional to 63,727.01, 87,947.58 and 42,179.64

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Solution

The fourth proportional to 63,727.01, 87,947.58 and 42,179.64 is: 58,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.01 : 87,947.58 = 42,179.64 : x
  2. Step 2: Convert to fraction form
    63,727.01/87,947.58 = 42,179.64/x
  3. Step 3: Cross multiply
    63,727.01x = 87,947.58 × 42,179.64
  4. Step 4: Simplify right side
    63,727.01x = 3,709,597,052.37
  5. Step 5: Solve for x
    x = 3,709,597,052.37/63,727.01
  6. Step 6: Final answer
    x = 58,210.75

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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.