Home / 95,485.68-131,782.32-57,759.84

Finding the Fourth Proportional to 95,485.68, 131,782.32 and 57,759.84

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Solution

The fourth proportional to 95,485.68, 131,782.32 and 57,759.84 is: 79,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,485.68 : 131,782.32 = 57,759.84 : x
  2. Step 2: Convert to fraction form
    95,485.68/131,782.32 = 57,759.84/x
  3. Step 3: Cross multiply
    95,485.68x = 131,782.32 × 57,759.84
  4. Step 4: Simplify right side
    95,485.68x = 7,611,725,718.03
  5. Step 5: Solve for x
    x = 7,611,725,718.03/95,485.68
  6. Step 6: Final answer
    x = 79,715.89

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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.