Home / 177,653.72-245,165.33-97,084.64

Finding the Fourth Proportional to 177,653.72, 245,165.33 and 97,084.64

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Solution

The fourth proportional to 177,653.72, 245,165.33 and 97,084.64 is: 133,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,653.72 : 245,165.33 = 97,084.64 : x
  2. Step 2: Convert to fraction form
    177,653.72/245,165.33 = 97,084.64/x
  3. Step 3: Cross multiply
    177,653.72x = 245,165.33 × 97,084.64
  4. Step 4: Simplify right side
    177,653.72x = 23,801,786,092.28
  5. Step 5: Solve for x
    x = 23,801,786,092.28/177,653.72
  6. Step 6: Final answer
    x = 133,978.54

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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.