Home / 242,922.26-335,233.31-135,499.25

Finding the Fourth Proportional to 242,922.26, 335,233.31 and 135,499.25

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Solution

The fourth proportional to 242,922.26, 335,233.31 and 135,499.25 is: 186,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,922.26 : 335,233.31 = 135,499.25 : x
  2. Step 2: Convert to fraction form
    242,922.26/335,233.31 = 135,499.25/x
  3. Step 3: Cross multiply
    242,922.26x = 335,233.31 × 135,499.25
  4. Step 4: Simplify right side
    242,922.26x = 45,423,859,726.35
  5. Step 5: Solve for x
    x = 45,423,859,726.35/242,922.26
  6. Step 6: Final answer
    x = 186,989.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.