Home / 641,376.74-962,096.09-168,062.55

Finding the Fourth Proportional to 641,376.74, 962,096.09 and 168,062.55

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Solution

The fourth proportional to 641,376.74, 962,096.09 and 168,062.55 is: 252,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,376.74 : 962,096.09 = 168,062.55 : x
  2. Step 2: Convert to fraction form
    641,376.74/962,096.09 = 168,062.55/x
  3. Step 3: Cross multiply
    641,376.74x = 962,096.09 × 168,062.55
  4. Step 4: Simplify right side
    641,376.74x = 161,692,321,390.12
  5. Step 5: Solve for x
    x = 161,692,321,390.12/641,376.74
  6. Step 6: Final answer
    x = 252,101.94

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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.