Home / 243,148.14-335,583.30-142,546.14

Finding the Fourth Proportional to 243,148.14, 335,583.30 and 142,546.14

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Solution

The fourth proportional to 243,148.14, 335,583.30 and 142,546.14 is: 196,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,148.14 : 335,583.30 = 142,546.14 : x
  2. Step 2: Convert to fraction form
    243,148.14/335,583.30 = 142,546.14/x
  3. Step 3: Cross multiply
    243,148.14x = 335,583.30 × 142,546.14
  4. Step 4: Simplify right side
    243,148.14x = 47,836,104,063.46
  5. Step 5: Solve for x
    x = 47,836,104,063.46/243,148.14
  6. Step 6: Final answer
    x = 196,736.46

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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.