Home / 148,935.28-205,578.60-95,364.64

Finding the Fourth Proportional to 148,935.28, 205,578.60 and 95,364.64

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Solution

The fourth proportional to 148,935.28, 205,578.60 and 95,364.64 is: 131,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,935.28 : 205,578.60 = 95,364.64 : x
  2. Step 2: Convert to fraction form
    148,935.28/205,578.60 = 95,364.64/x
  3. Step 3: Cross multiply
    148,935.28x = 205,578.60 × 95,364.64
  4. Step 4: Simplify right side
    148,935.28x = 19,604,929,180.70
  5. Step 5: Solve for x
    x = 19,604,929,180.70/148,935.28
  6. Step 6: Final answer
    x = 131,633.88

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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.