Home / 250,199.19-345,299.62-142,785.37

Finding the Fourth Proportional to 250,199.19, 345,299.62 and 142,785.37

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Solution

The fourth proportional to 250,199.19, 345,299.62 and 142,785.37 is: 197,057.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,199.19 : 345,299.62 = 142,785.37 : x
  2. Step 2: Convert to fraction form
    250,199.19/345,299.62 = 142,785.37/x
  3. Step 3: Cross multiply
    250,199.19x = 345,299.62 × 142,785.37
  4. Step 4: Simplify right side
    250,199.19x = 49,303,732,782.35
  5. Step 5: Solve for x
    x = 49,303,732,782.35/250,199.19
  6. Step 6: Final answer
    x = 197,057.92

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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.