Home / 229,128.10-343,778.55-110,904.10

Finding the Fourth Proportional to 229,128.10, 343,778.55 and 110,904.10

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Solution

The fourth proportional to 229,128.10, 343,778.55 and 110,904.10 is: 166,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,128.10 : 343,778.55 = 110,904.10 : x
  2. Step 2: Convert to fraction form
    229,128.10/343,778.55 = 110,904.10/x
  3. Step 3: Cross multiply
    229,128.10x = 343,778.55 × 110,904.10
  4. Step 4: Simplify right side
    229,128.10x = 38,126,450,687.06
  5. Step 5: Solve for x
    x = 38,126,450,687.06/229,128.10
  6. Step 6: Final answer
    x = 166,397.97

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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.