Home / 268,358.96-370,338.24-145,851.35

Finding the Fourth Proportional to 268,358.96, 370,338.24 and 145,851.35

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Solution

The fourth proportional to 268,358.96, 370,338.24 and 145,851.35 is: 201,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,358.96 : 370,338.24 = 145,851.35 : x
  2. Step 2: Convert to fraction form
    268,358.96/370,338.24 = 145,851.35/x
  3. Step 3: Cross multiply
    268,358.96x = 370,338.24 × 145,851.35
  4. Step 4: Simplify right side
    268,358.96x = 54,014,332,260.62
  5. Step 5: Solve for x
    x = 54,014,332,260.62/268,358.96
  6. Step 6: Final answer
    x = 201,276.43

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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.