Home / 250,197.09-345,258.75-142,777.11

Finding the Fourth Proportional to 250,197.09, 345,258.75 and 142,777.11

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Solution

The fourth proportional to 250,197.09, 345,258.75 and 142,777.11 is: 197,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,197.09 : 345,258.75 = 142,777.11 : x
  2. Step 2: Convert to fraction form
    250,197.09/345,258.75 = 142,777.11/x
  3. Step 3: Cross multiply
    250,197.09x = 345,258.75 × 142,777.11
  4. Step 4: Simplify right side
    250,197.09x = 49,295,046,527.21
  5. Step 5: Solve for x
    x = 49,295,046,527.21/250,197.09
  6. Step 6: Final answer
    x = 197,024.86

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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.