Home / 73,046.08-109,829.94-67,272.40

Finding the Fourth Proportional to 73,046.08, 109,829.94 and 67,272.40

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Solution

The fourth proportional to 73,046.08, 109,829.94 and 67,272.40 is: 101,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,046.08 : 109,829.94 = 67,272.40 : x
  2. Step 2: Convert to fraction form
    73,046.08/109,829.94 = 67,272.40/x
  3. Step 3: Cross multiply
    73,046.08x = 109,829.94 × 67,272.40
  4. Step 4: Simplify right side
    73,046.08x = 7,388,523,655.66
  5. Step 5: Solve for x
    x = 7,388,523,655.66/73,046.08
  6. Step 6: Final answer
    x = 101,148.80

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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.