Home / 229,091.22-343,591.47-77,273.28

Finding the Fourth Proportional to 229,091.22, 343,591.47 and 77,273.28

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Solution

The fourth proportional to 229,091.22, 343,591.47 and 77,273.28 is: 115,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,091.22 : 343,591.47 = 77,273.28 : x
  2. Step 2: Convert to fraction form
    229,091.22/343,591.47 = 77,273.28/x
  3. Step 3: Cross multiply
    229,091.22x = 343,591.47 × 77,273.28
  4. Step 4: Simplify right side
    229,091.22x = 26,550,439,866.92
  5. Step 5: Solve for x
    x = 26,550,439,866.92/229,091.22
  6. Step 6: Final answer
    x = 115,894.62

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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.