Home / 73,214.36-109,847.88-28,816.52

Finding the Fourth Proportional to 73,214.36, 109,847.88 and 28,816.52

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Solution

The fourth proportional to 73,214.36, 109,847.88 and 28,816.52 is: 43,235.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,214.36 : 109,847.88 = 28,816.52 : x
  2. Step 2: Convert to fraction form
    73,214.36/109,847.88 = 28,816.52/x
  3. Step 3: Cross multiply
    73,214.36x = 109,847.88 × 28,816.52
  4. Step 4: Simplify right side
    73,214.36x = 3,165,433,630.98
  5. Step 5: Solve for x
    x = 3,165,433,630.98/73,214.36
  6. Step 6: Final answer
    x = 43,235.15

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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.