Home / 73,682.04-110,490.60-21,079.56

Finding the Fourth Proportional to 73,682.04, 110,490.60 and 21,079.56

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Solution

The fourth proportional to 73,682.04, 110,490.60 and 21,079.56 is: 31,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,682.04 : 110,490.60 = 21,079.56 : x
  2. Step 2: Convert to fraction form
    73,682.04/110,490.60 = 21,079.56/x
  3. Step 3: Cross multiply
    73,682.04x = 110,490.60 × 21,079.56
  4. Step 4: Simplify right side
    73,682.04x = 2,329,093,232.14
  5. Step 5: Solve for x
    x = 2,329,093,232.14/73,682.04
  6. Step 6: Final answer
    x = 31,610.05

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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.