Home / 229,578.13-344,430.09-69,659.22

Finding the Fourth Proportional to 229,578.13, 344,430.09 and 69,659.22

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Solution

The fourth proportional to 229,578.13, 344,430.09 and 69,659.22 is: 104,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,578.13 : 344,430.09 = 69,659.22 : x
  2. Step 2: Convert to fraction form
    229,578.13/344,430.09 = 69,659.22/x
  3. Step 3: Cross multiply
    229,578.13x = 344,430.09 × 69,659.22
  4. Step 4: Simplify right side
    229,578.13x = 23,992,732,705.54
  5. Step 5: Solve for x
    x = 23,992,732,705.54/229,578.13
  6. Step 6: Final answer
    x = 104,507.92

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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.