Home / 148,241.68-204,573.60-80,258.65

Finding the Fourth Proportional to 148,241.68, 204,573.60 and 80,258.65

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Solution

The fourth proportional to 148,241.68, 204,573.60 and 80,258.65 is: 110,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,241.68 : 204,573.60 = 80,258.65 : x
  2. Step 2: Convert to fraction form
    148,241.68/204,573.60 = 80,258.65/x
  3. Step 3: Cross multiply
    148,241.68x = 204,573.60 × 80,258.65
  4. Step 4: Simplify right side
    148,241.68x = 16,418,800,961.64
  5. Step 5: Solve for x
    x = 16,418,800,961.64/148,241.68
  6. Step 6: Final answer
    x = 110,756.98

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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.