Home / 148,194.47-204,507.78-80,212.59

Finding the Fourth Proportional to 148,194.47, 204,507.78 and 80,212.59

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Solution

The fourth proportional to 148,194.47, 204,507.78 and 80,212.59 is: 110,693.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,194.47 : 204,507.78 = 80,212.59 : x
  2. Step 2: Convert to fraction form
    148,194.47/204,507.78 = 80,212.59/x
  3. Step 3: Cross multiply
    148,194.47x = 204,507.78 × 80,212.59
  4. Step 4: Simplify right side
    148,194.47x = 16,404,098,708.95
  5. Step 5: Solve for x
    x = 16,404,098,708.95/148,194.47
  6. Step 6: Final answer
    x = 110,693.06

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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.