Home / 250,206.42-345,309.51-142,792.62

Finding the Fourth Proportional to 250,206.42, 345,309.51 and 142,792.62

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Solution

The fourth proportional to 250,206.42, 345,309.51 and 142,792.62 is: 197,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,206.42 : 345,309.51 = 142,792.62 : x
  2. Step 2: Convert to fraction form
    250,206.42/345,309.51 = 142,792.62/x
  3. Step 3: Cross multiply
    250,206.42x = 345,309.51 × 142,792.62
  4. Step 4: Simplify right side
    250,206.42x = 49,307,649,643.82
  5. Step 5: Solve for x
    x = 49,307,649,643.82/250,206.42
  6. Step 6: Final answer
    x = 197,067.88

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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.