Home / 248,487.57-372,207.68-113,665.17

Finding the Fourth Proportional to 248,487.57, 372,207.68 and 113,665.17

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Solution

The fourth proportional to 248,487.57, 372,207.68 and 113,665.17 is: 170,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,487.57 : 372,207.68 = 113,665.17 : x
  2. Step 2: Convert to fraction form
    248,487.57/372,207.68 = 113,665.17/x
  3. Step 3: Cross multiply
    248,487.57x = 372,207.68 × 113,665.17
  4. Step 4: Simplify right side
    248,487.57x = 42,307,048,654.18
  5. Step 5: Solve for x
    x = 42,307,048,654.18/248,487.57
  6. Step 6: Final answer
    x = 170,258.21

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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.