Home / 49,290.96-73,965.72-18,148.08

Finding the Fourth Proportional to 49,290.96, 73,965.72 and 18,148.08

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Solution

The fourth proportional to 49,290.96, 73,965.72 and 18,148.08 is: 27,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,290.96 : 73,965.72 = 18,148.08 : x
  2. Step 2: Convert to fraction form
    49,290.96/73,965.72 = 18,148.08/x
  3. Step 3: Cross multiply
    49,290.96x = 73,965.72 × 18,148.08
  4. Step 4: Simplify right side
    49,290.96x = 1,342,335,803.82
  5. Step 5: Solve for x
    x = 1,342,335,803.82/49,290.96
  6. Step 6: Final answer
    x = 27,232.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.