Home / 301,035.13-451,550.64-73,328.04

Finding the Fourth Proportional to 301,035.13, 451,550.64 and 73,328.04

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Solution

The fourth proportional to 301,035.13, 451,550.64 and 73,328.04 is: 109,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,035.13 : 451,550.64 = 73,328.04 : x
  2. Step 2: Convert to fraction form
    301,035.13/451,550.64 = 73,328.04/x
  3. Step 3: Cross multiply
    301,035.13x = 451,550.64 × 73,328.04
  4. Step 4: Simplify right side
    301,035.13x = 33,111,323,391.95
  5. Step 5: Solve for x
    x = 33,111,323,391.95/301,035.13
  6. Step 6: Final answer
    x = 109,991.56

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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.