Home / 253,839.54-380,759.82-64,299.95

Finding the Fourth Proportional to 253,839.54, 380,759.82 and 64,299.95

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Solution

The fourth proportional to 253,839.54, 380,759.82 and 64,299.95 is: 96,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,839.54 : 380,759.82 = 64,299.95 : x
  2. Step 2: Convert to fraction form
    253,839.54/380,759.82 = 64,299.95/x
  3. Step 3: Cross multiply
    253,839.54x = 380,759.82 × 64,299.95
  4. Step 4: Simplify right side
    253,839.54x = 24,482,835,484.21
  5. Step 5: Solve for x
    x = 24,482,835,484.21/253,839.54
  6. Step 6: Final answer
    x = 96,450.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.