Home / 73,267.12-109,911.30-23,330.80

Finding the Fourth Proportional to 73,267.12, 109,911.30 and 23,330.80

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Solution

The fourth proportional to 73,267.12, 109,911.30 and 23,330.80 is: 34,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,267.12 : 109,911.30 = 23,330.80 : x
  2. Step 2: Convert to fraction form
    73,267.12/109,911.30 = 23,330.80/x
  3. Step 3: Cross multiply
    73,267.12x = 109,911.30 × 23,330.80
  4. Step 4: Simplify right side
    73,267.12x = 2,564,318,558.04
  5. Step 5: Solve for x
    x = 2,564,318,558.04/73,267.12
  6. Step 6: Final answer
    x = 34,999.58

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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.