Home / 73,187.10-109,739.37-23,257.98

Finding the Fourth Proportional to 73,187.10, 109,739.37 and 23,257.98

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Solution

The fourth proportional to 73,187.10, 109,739.37 and 23,257.98 is: 34,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,187.10 : 109,739.37 = 23,257.98 : x
  2. Step 2: Convert to fraction form
    73,187.10/109,739.37 = 23,257.98/x
  3. Step 3: Cross multiply
    73,187.10x = 109,739.37 × 23,257.98
  4. Step 4: Simplify right side
    73,187.10x = 2,552,316,072.67
  5. Step 5: Solve for x
    x = 2,552,316,072.67/73,187.10
  6. Step 6: Final answer
    x = 34,873.85

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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.