Home / 350,175.42-525,273.78-136,934.82

Finding the Fourth Proportional to 350,175.42, 525,273.78 and 136,934.82

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Solution

The fourth proportional to 350,175.42, 525,273.78 and 136,934.82 is: 205,406.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,175.42 : 525,273.78 = 136,934.82 : x
  2. Step 2: Convert to fraction form
    350,175.42/525,273.78 = 136,934.82/x
  3. Step 3: Cross multiply
    350,175.42x = 525,273.78 × 136,934.82
  4. Step 4: Simplify right side
    350,175.42x = 71,928,270,515.02
  5. Step 5: Solve for x
    x = 71,928,270,515.02/350,175.42
  6. Step 6: Final answer
    x = 205,406.39

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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.