Home / 255,860.46-353,087.78-141,136.52

Finding the Fourth Proportional to 255,860.46, 353,087.78 and 141,136.52

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Solution

The fourth proportional to 255,860.46, 353,087.78 and 141,136.52 is: 194,768.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,860.46 : 353,087.78 = 141,136.52 : x
  2. Step 2: Convert to fraction form
    255,860.46/353,087.78 = 141,136.52/x
  3. Step 3: Cross multiply
    255,860.46x = 353,087.78 × 141,136.52
  4. Step 4: Simplify right side
    255,860.46x = 49,833,578,052.60
  5. Step 5: Solve for x
    x = 49,833,578,052.60/255,860.46
  6. Step 6: Final answer
    x = 194,768.58

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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.