Home / 229,056.81-343,774.19-115,236.79

Finding the Fourth Proportional to 229,056.81, 343,774.19 and 115,236.79

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Solution

The fourth proportional to 229,056.81, 343,774.19 and 115,236.79 is: 172,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,056.81 : 343,774.19 = 115,236.79 : x
  2. Step 2: Convert to fraction form
    229,056.81/343,774.19 = 115,236.79/x
  3. Step 3: Cross multiply
    229,056.81x = 343,774.19 × 115,236.79
  4. Step 4: Simplify right side
    229,056.81x = 39,615,433,566.38
  5. Step 5: Solve for x
    x = 39,615,433,566.38/229,056.81
  6. Step 6: Final answer
    x = 172,950.25

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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.