Home / 229,047.39-343,685.66-102,777.90

Finding the Fourth Proportional to 229,047.39, 343,685.66 and 102,777.90

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Solution

The fourth proportional to 229,047.39, 343,685.66 and 102,777.90 is: 154,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,047.39 : 343,685.66 = 102,777.90 : x
  2. Step 2: Convert to fraction form
    229,047.39/343,685.66 = 102,777.90/x
  3. Step 3: Cross multiply
    229,047.39x = 343,685.66 × 102,777.90
  4. Step 4: Simplify right side
    229,047.39x = 35,323,290,394.91
  5. Step 5: Solve for x
    x = 35,323,290,394.91/229,047.39
  6. Step 6: Final answer
    x = 154,218.26

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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.