Home / 148,194.45-204,362.73-135,900.54

Finding the Fourth Proportional to 148,194.45, 204,362.73 and 135,900.54

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Solution

The fourth proportional to 148,194.45, 204,362.73 and 135,900.54 is: 187,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,194.45 : 204,362.73 = 135,900.54 : x
  2. Step 2: Convert to fraction form
    148,194.45/204,362.73 = 135,900.54/x
  3. Step 3: Cross multiply
    148,194.45x = 204,362.73 × 135,900.54
  4. Step 4: Simplify right side
    148,194.45x = 27,773,005,362.87
  5. Step 5: Solve for x
    x = 27,773,005,362.87/148,194.45
  6. Step 6: Final answer
    x = 187,409.21

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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.