Home / 177,912.75-245,495.35-106,277.57

Finding the Fourth Proportional to 177,912.75, 245,495.35 and 106,277.57

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Solution

The fourth proportional to 177,912.75, 245,495.35 and 106,277.57 is: 146,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,912.75 : 245,495.35 = 106,277.57 : x
  2. Step 2: Convert to fraction form
    177,912.75/245,495.35 = 106,277.57/x
  3. Step 3: Cross multiply
    177,912.75x = 245,495.35 × 106,277.57
  4. Step 4: Simplify right side
    177,912.75x = 26,090,648,016.82
  5. Step 5: Solve for x
    x = 26,090,648,016.82/177,912.75
  6. Step 6: Final answer
    x = 146,648.56

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1.5x scale

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.