Home / 148,873.14-204,844.68-145,330.20

Finding the Fourth Proportional to 148,873.14, 204,844.68 and 145,330.20

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Solution

The fourth proportional to 148,873.14, 204,844.68 and 145,330.20 is: 199,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,873.14 : 204,844.68 = 145,330.20 : x
  2. Step 2: Convert to fraction form
    148,873.14/204,844.68 = 145,330.20/x
  3. Step 3: Cross multiply
    148,873.14x = 204,844.68 × 145,330.20
  4. Step 4: Simplify right side
    148,873.14x = 29,770,118,313.34
  5. Step 5: Solve for x
    x = 29,770,118,313.34/148,873.14
  6. Step 6: Final answer
    x = 199,969.71

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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.